Fedora EPEL 9 update for clamav

Published: 2024-09-05

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-20506 CVE-2024-20505
CWE-ID	CWE-61 CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Fedora Operating systems & Components / Operating system clamav Operating systems & Components / Operating system package or component
Vendor	Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) UNIX symbolic link following

EUVDB-ID: #VU96824

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-20506

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

Exploit availability: No

Description

The vulnerability allows a local user to corrupt system files.

The vulnerability exists due to a symlink following issue within the logging module. A local user with existing access to the 'clamd' or 'freshclam' services can corrupt system files and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 9

clamav: before 1.0.7-1.el9

External links

http://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-702a565078

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) Out-of-bounds read

EUVDB-ID: #VU96825

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-20505

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