Debian update for slurm-llnl



Risk High
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2019-19728
CVE-2020-12693
CVE-2020-27745
CVE-2020-27746
CWE-ID CWE-269
CWE-288
CWE-119
CWE-362
Exploitation vector Network
Public exploit N/A
Vulnerable software
 slurm-llnl (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Improper Privilege Management

EUVDB-ID: #VU50141

Risk: Low

CVSSv4.0: 4.4 [CVSS:4.0/AV:L/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-2019-19728

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to Slurm executes srun --uid with incorrect privileges. A local user can escalate privileges on the system.

Mitigation

Update slurm-llnl package to version 18.08.5.2-1+deb10u2.

Vulnerable software versions

slurm-llnl (Debian package): 18.08.5.2 - 18.08.5.2-1

CPE2.3 External links

https://www.debian.org/security/2021/dsa-4841


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.

2) Authentication bypass using an alternate path or channel

EUVDB-ID: #VU46672

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-12693

CWE-ID: CWE-288 - Authentication Bypass Using an Alternate Path or Channel

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to a race condition during authentication process, if Message Aggregation is enabled. A remote non-authenticated attacker can send specially crafted request to the application, bypass authentication process and execute arbitrary code on the system.


Mitigation

Update slurm-llnl package to version 18.08.5.2-1+deb10u2.

Vulnerable software versions

slurm-llnl (Debian package): 18.08.5.2 - 18.08.5.2-1

CPE2.3 External links

https://www.debian.org/security/2021/dsa-4841


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) Buffer overflow

EUVDB-ID: #VU50143

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-2020-27745

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in the PMIx MPI plugin. A local user can run a specially crafted program to trigger buffer overflow in RPC implementation and execute arbitrary code on the system with elevated privileges.

Mitigation

Update slurm-llnl package to version 18.08.5.2-1+deb10u2.

Vulnerable software versions

slurm-llnl (Debian package): 18.08.5.2 - 18.08.5.2-1

CPE2.3 External links

https://www.debian.org/security/2021/dsa-4841


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.

4) Race condition

EUVDB-ID: #VU50142

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/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-2020-27746

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in the xauth for X11 magic cookies when reading data on the /proc filesystem. A local user can exploit the race and gain unauthorized access to sensitive information.

Mitigation

Update slurm-llnl package to version 18.08.5.2-1+deb10u2.

Vulnerable software versions

slurm-llnl (Debian package): 18.08.5.2 - 18.08.5.2-1

CPE2.3 External links

https://www.debian.org/security/2021/dsa-4841


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.



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