Gentoo update for Salt



Risk High
Patch available YES
Number of vulnerabilities 17
CVE-ID CVE-2020-28243
CVE-2020-28972
CVE-2020-35662
CVE-2021-3144
CVE-2021-3148
CVE-2021-3197
CVE-2021-21996
CVE-2021-25281
CVE-2021-25282
CVE-2021-25283
CVE-2021-25284
CVE-2021-31607
CVE-2022-22934
CVE-2022-22935
CVE-2022-22936
CVE-2022-22941
CVE-2022-22967
CWE-ID CWE-264
CWE-295
CWE-287
CWE-77
CWE-78
CWE-284
CWE-22
CWE-94
CWE-532
CWE-310
CWE-345
CWE-294
CWE-732
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Public exploit code for vulnerability #8 is available.
Public exploit code for vulnerability #9 is available.
Vulnerable software
 Gentoo Linux
Operating systems & Components / Operating system

app-admin/salt
Operating systems & Components / Operating system package or component

Vendor Gentoo

Security Bulletin

This security bulletin contains information about 17 vulnerabilities.

1) Security restrictions bypass

EUVDB-ID: #VU50988

Risk: Medium

CVSSv4.0: 7.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2020-28243

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: Yes

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions, which leads to security restrictions bypass and privilege escalation. A remote user can create files in any non-blacklisted directory via a command injection in a process name.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Improper Certificate Validation

EUVDB-ID: #VU50987

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-28972

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to absent validation of SSL/TLS certificates. A remote attacker can perform MitM attack.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Improper Certificate Validation

EUVDB-ID: #VU50985

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-35662

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to improper TLS certificate validation. A remote attacker can force the application to accept an untrusted certificate and perform MitM attack.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Improper Authentication

EUVDB-ID: #VU50986

Risk: High

CVSSv4.0: 8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-3144

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests for expired eauth tokens. A remote attacker can re-use one more time expired eauth tokens to run command against the salt master or minions.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Command Injection

EUVDB-ID: #VU50984

Risk: Medium

CVSSv4.0: 6.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-3148

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary commands within the application.

The vulnerability exists due to improper input validation, related to handling single and double quotes, within the salt.utils.thin.gen_thin() function in salt/utils/thin.py. A remote user can send a specially crafted HTTP request to the SaltAPI and execute arbitrary commands.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) OS Command Injection

EUVDB-ID: #VU50981

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-3197

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation within the salt-api ssh client. A remote attacker can include the ProxyCommand in an argument, or via ssh_options provided in an API request and execute arbitrary commands on the system.


Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Exposure of Resource to Wrong Sphere

EUVDB-ID: #VU58294

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-21996

CWE-ID: N/A

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to the way Salt download URL. A local user with control over the file source URL and its source_hash URL can gain full file system access as root on a salt minion.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Improper access control

EUVDB-ID: #VU50979

Risk: Medium

CVSSv4.0: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2021-25281

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. The salt-api does not honor eauth credentials for the wheel_async client. A remote attacker can remotely run any wheel modules on the master.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.

9) Path traversal

EUVDB-ID: #VU50980

Risk: Medium

CVSSv4.0: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2021-25282

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: Yes

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the salt.wheel.pillar_roots.write method. A remote user can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.

10) Code Injection

EUVDB-ID: #VU50982

Risk: High

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-25283

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a user attacker to perform server-side template injection attacks.

The vulnerability exists due to improper input validation. A remote user can send a specially crafted request and execute arbitrary code on the target system via the SaltAPI fix directory traversal in wheel.pillar_roots.write (described in #VU50980).


Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU50983

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-25284

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to salt.modules.cmdmod stores sensitive information, such as passwords into the /var/log/salt/minion file. A local user can read the log files and gain access to sensitive data.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Command Injection

EUVDB-ID: #VU58292

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-31607

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to command injection in the snapper module. A local user can escalate privileges on a minion.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Cryptographic issues

EUVDB-ID: #VU82800

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-22934

CWE-ID: CWE-310 - Cryptographic Issues

Exploit availability: No

Description

The vulnerability allows a remote attacker to manipulate data.

The vulnerability exists due to Salt Masters do not sign pillar data with the minion’s public key. A remote attacker can manipulate arbitrary pillar data.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) Insufficient verification of data authenticity

EUVDB-ID: #VU82801

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-22935

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper verification of data authenticity. A remote attacker with ability to perform MitM attack can impersonate a master and force a minion process to stop.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

15) Authentication Bypass by Capture-replay

EUVDB-ID: #VU82815

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-22936

CWE-ID: CWE-294 - Authentication Bypass by Capture-replay

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to improper authentication in jobs. A remote attacker can perform a replay attack and force minions to run old jobs.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

16) Incorrect permission assignment for critical resource

EUVDB-ID: #VU82817

Risk: Medium

CVSSv4.0: 6.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-22941

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

The vulnerability allows a remote user to compromise third-party minions.

The vulnerability exists due to improper permissions checks. A remote user can target any minion connected to the Syndic when configured as a Master-of-Masters, bypass publisher_acl and execute on any configured minion.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

17) Improper Authentication

EUVDB-ID: #VU64660

Risk: Low

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-22967

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to a missing check for PAM_ACCT_MGM return value. A remote user whose account is locked can continue to run Salt commands.

Mitigation

Update the affected packages.
app-admin/salt to version: 3004.2

Vulnerable software versions

Gentoo Linux: All versions

app-admin/salt: before 3004.2

CPE2.3 External links

https://security.gentoo.org/glsa/202310-22


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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