CVE-2021-1252

Description

A vulnerability in the Excel XLM macro parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper error handling that may result in an infinite loop. An attacker could exploit this vulnerability by sending a crafted Excel file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process hang, resulting in a denial of service condition.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.539

Associated Vulnerability

VulnerabilityOS Platform
Vulnerabilities CVE-2021-1252,CVE-2021-1404 are affected in Clamav 0.103.0Windows
Vulnerabilities CVE-2021-1252,CVE-2021-1404,CVE-2021-1405,CVE-2021-27506 are affected in Clamav 0.103.1Windows
SUSE-SU-2021:1174-1(SUSE Linux Enterprise Server 12-SP5 ) clamav-0.103.2-3.6.1.x86_64.rpmLinux
SUSE-SU-2021:1174-1(SUSE Linux Enterprise Server 12-SP5 ) clamav-debuginfo-0.103.2-3.6.1.x86_64.rpmLinux
SUSE-SU-2021:1174-1(SUSE Linux Enterprise Server 12-SP5 ) clamav-debugsource-0.103.2-3.6.1.x86_64.rpmLinux
Anti-virus utility for Unix (USN-4918-1) clamav_0.103.2+dfsg-0ubuntu0.16.04.1_i386.debLinux
Anti-virus utility for Unix (USN-4918-1) clamav_0.103.2+dfsg-0ubuntu0.16.04.1_amd64.debLinux
Anti-virus utility for Unix (USN-4918-1) clamav_0.103.2+dfsg-0ubuntu0.18.04.1_i386.debLinux
Anti-virus utility for Unix (USN-4918-1) clamav_0.103.2+dfsg-0ubuntu0.18.04.1_amd64.debLinux
Anti-virus utility for Unix (USN-4918-1) clamav_0.103.2+dfsg-0ubuntu0.20.04.1_amd64.debLinux
Anti-virus utility for Unix (USN-4918-1) clamav_0.103.2+dfsg-0ubuntu0.20.10.1_amd64.debLinux

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-341177ClamAV (0.103.12)
PATCH-341177ClamAV (0.103.12)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234