Arch Linux update for clamav

Published: 2020-05-31 | Updated: 2021-09-22

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-3123 CVE-2020-7613
CWE-ID	CWE-125 CWE-77
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #2 is available.
Vulnerable software Subscribe	Arch Linux Operating systems & Components / Operating system
Vendor	Arch Linux

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU25015

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-2020-3123

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

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) with enabled optional DLP feature. A remote attacker can send a specially crafted email to the affected system, trigger an out-of-bounds read error and crash the ClamAV process.

Mitigation

Update the affected package clamav to version 0.102.3-1.

Vulnerable software versions

Arch Linux: All versions

External links

http://security.archlinux.org/advisory/ASA-202005-17

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.

2) Command Injection

EUVDB-ID: #VU26639

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-7613

CWE-ID: CWE-77 - Command injection