Fedora 37 update for squid



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-41317
CVE-2022-41318
CWE-ID CWE-284
CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

squid
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU67604

Risk: Low

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

CVE-ID: CVE-2022-41317

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The vulnerability exists due to inconsistent handling of internal URIs. A remote authenticated proxy user can bypass the manager ACL protection and access cache manager information, which includes records of internal network structure, client credentials, client identity and client traffic behavior.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 37

squid: before 5.7-1.fc37

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2022-102c59d287


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.

2) Out-of-bounds read

EUVDB-ID: #VU67609

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-41318

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information or crash the server.

The vulnerability exists due to a boundary condition within SSPI and SMB authentication helpers. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system or crash the server.

Successful exploitation of the vulnerability requires that Squid is configured to use NTLM or Negotiate authentication with one of the vulnerable helpers.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 37

squid: before 5.7-1.fc37

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2022-102c59d287


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.



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