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CVE-2025-20234NVD
Vulnerability Summary
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 .
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 .
CVSS v3.1 Base Metrics — Score 5.3 (MEDIUM)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityLow
Affected & Patched Versions
- Clamav Clamav >= 1.2.0 and < 1.4.3
- Cisco Secure Endpoint < 1.26.1
- Cisco Secure Endpoint < 7.5.21
- Cisco Secure Endpoint >= 8.0.1.21160 and < 8.4.5
- Cisco Secure Endpoint Private Cloud < 4.2.2
- Clamav Clamav 1.4.3
- Cisco Secure Endpoint 1.26.1
- Cisco Secure Endpoint 7.5.21
- Cisco Secure Endpoint 8.4.5
- Cisco Secure Endpoint Private Cloud 4.2.2