Vulnerability · Published Sep 4, 2024 · Assigned by cisco
CVE-2024-20505ClamAV Memory Handling DoS
Medium 4.0
In plain English
A medium-severity out-of-bounds read in ClamAV from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 46% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
A vulnerability in the PDF parsing module of Clam AntiVirus (ClamAV) versions 1.4.0, 1.3.2 and prior versions, all 1.2.x versions, 1.0.6 and prior versions, all 0.105.x versions, all 0.104.x versions, and 0.103.11 and all prior versions could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to an out of bounds read. An attacker could exploit this vulnerability by submitting a crafted PDF file to be scanned by ClamAV on an affected device. An exploit could allow the attacker to terminate the scanning process.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.21 | clamav | 1.3.2-r0 | ALPINE-CVE-2024-20505 |
| Alpine:v3.22 | clamav | 1.3.2-r0 | ALPINE-CVE-2024-20505 |
| Alpine:v3.23 | clamav | 1.3.2-r0 | ALPINE-CVE-2024-20505 |
| Alpine:v3.24 | clamav | 1.3.2-r0 | ALPINE-CVE-2024-20505 |
| Debian:12 | clamav | 1.0.7+dfsg-1~deb12u1 | DEBIAN-CVE-2024-20505 |
| Debian:13 | clamav | 1.4.1+dfsg-1 | DEBIAN-CVE-2024-20505 |
| Debian:14 | clamav | 1.4.1+dfsg-1 | DEBIAN-CVE-2024-20505 |
| Ubuntu:22.04:LTS | clamav | 0.103.12+dfsg-0ubuntu0.22.04.1 | USN-7011-1 |
| Ubuntu:22.04:LTS | clamav | 0.103.12+dfsg-0ubuntu0.22.04.1 | UBUNTU-CVE-2024-20505 |
| Ubuntu:24.04:LTS | clamav | 1.0.7+dfsg-0ubuntu0.24.04.1 | UBUNTU-CVE-2024-20505 |
| Ubuntu:24.04:LTS | clamav | 1.0.7+dfsg-0ubuntu0.24.04.1 | USN-7011-1 |
Affected products (as reported)
Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L