CVE-2023-20052
Description
On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the DMG file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability is due to enabling XML entity substitution that may result in XML external entity injection. An attacker could exploit this vulnerability by submitting a crafted DMG file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to leak bytes from any file that may be read by the ClamAV scanning process.
How to fix CVE-2023-20052
To remediate CVE-2023-20052, upgrade the affected package to a fixed version below.
- —upgrade to 0.103.8+dfsg-0+deb11u1 or later
Is CVE-2023-20052 being exploited?
Low — EPSS is 3.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.103.8+dfsg-0+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |