CVE-2022-20803
Assigner: cisco
Published: 2023-02-17T00:00:00
State: PUBLISHED
title: ClamAV Double-free Vulnerability in the OLE2 File Parser
datePublic: 2022-05-04T00:00:00
descriptions: value: A vulnerability in the OLE2 file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device.The vulnerability is due to incorrect use of the realloc function that may result in a double-free. An attacker could exploit this vulnerability by submitting a crafted OLE2 file to be scanned by ClamAV on the affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.
affected: vendor: Cisco
product: ClamAV
versions: version: 0.104.0
status: affected
metrics: cvssV3_1: version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: CHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
baseScore: 8.6
baseSeverity: HIGH
problemTypes: descriptions: type: CWE
description: CWE-415 Double Free
cweId: CWE-415
x_generator: engine: Vulnogram 0.0.9
source: advisory: clamav-01050-01043-01036
discovery: UNKNOWN