7.5

CVE-2025-20234

Medienbericht

ClamAV UDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

A vulnerability in Universal Disk Format (UDF) processing of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.

This vulnerability is due to a memory overread during UDF file scanning. An attacker could exploit this vulnerability by submitting a crafted file containing UDF content to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the ClamAV scanning process, resulting in a DoS condition on the affected software.
For a description of this vulnerability, see the .
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Clamav ≫ Clamav Version >= 1.2.0 < 1.4.3
Cisco ≫ Secure Endpoint SwPlatformlinux Version < 1.26.1
Cisco ≫ Secure Endpoint SwPlatformmacos Version < 1.26.1
Cisco ≫ Secure Endpoint SwPlatformwindows Version < 7.5.21
Cisco ≫ Secure Endpoint SwPlatformwindows Version >= 8.0.1.21160 < 8.4.5
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.66% 0.468
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
psirt@cisco.com 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

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VulnDex Intel
Media Report
09.08.2025 11:36
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-udf-hmwd9nDy
Third Party Advisory
https://blog.clamav.net/2025/06/clamav-143-and-109-security-patch.html
Vendor Advisory