Debian update for multipath-tools



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-41973
CVE-2022-41974
CWE-ID CWE-61
CWE-285
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

multipath-tools (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) UNIX symbolic link following

EUVDB-ID: #VU68723

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-2022-41973

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

Exploit availability: No

Description

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

The vulnerability exists due to a symlink following issue. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.

Successful exploitation of this vulnerability may result in privilege escalation.

Mitigation

Update multipath-tools package to version 0.8.5-2+deb11u1.

Vulnerable software versions

Debian Linux: All versions

multipath-tools (Debian package): before 0.8.5-2+deb11u1

CPE2.3 External links

https://www.debian.org/security/2023/dsa-5366


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) Improper Authorization

EUVDB-ID: #VU68722

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-2022-41974

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

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

The vulnerability exists due to incorrectly implemented authorization process within multipathd daemon. A local unprivileged user can bypass build-in authorization and execute privileged commands on the system.

Mitigation

Update multipath-tools package to version 0.8.5-2+deb11u1.

Vulnerable software versions

Debian Linux: All versions

multipath-tools (Debian package): before 0.8.5-2+deb11u1

CPE2.3 External links

https://www.debian.org/security/2023/dsa-5366


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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