CVSS: 8.6EPSS: 1%CPEs: 11EXPL: 0CVE-2022-20770 – ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022
https://notcve.org/view.php?id=CVE-2022-20770
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available. El 20 de abril de 2022, fue divulgada la siguiente vulnerabilidad en ClamAV scanning library versiones 0.103.5 y anteriores y 0.104.2 y anteriores: Una vulnerabilidad en el analizador de archivos CHM de Clam AntiVirus (ClamAV) versiones 0.104.0 hasta 0.104.2 y LTS versión 0.103.5 y anteriores, podría permitir a un atacante remoto no autenticado causar una condición de denegación de servicio en un dispositivo afectado. Para una descripción de esta vulnerabilidad, vea el blog de ClamAV. • https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56 https://security.gentoo.org/glsa/202310-01 https://tools.cisco.com/security/center/content/CiscoSecuri • CWE-399: Resource Management Errors •
CVSS: 7.5EPSS: 0%CPEs: 11EXPL: 1CVE-2022-20698 – Clam AntiVirus (ClamAV) Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2022-20698
A vulnerability in the OOXML parsing module in Clam AntiVirus (ClamAV) Software version 0.104.1 and LTS version 0.103.4 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper checks that may result in an invalid pointer read. An attacker could exploit this vulnerability by sending a crafted OOXML file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition. Una vulnerabilidad en el módulo de análisis de OOXML en el software Clam AntiVirus (ClamAV) versión 0.104.1 y LTS versiones 0.103.4 y anteriores, podría permitir a un atacante remoto no autenticado causar una condición de denegación de servicio en un dispositivo afectado. • https://blog.clamav.net/2022/01/clamav-01035-and-01042-security-patch.html https://security.gentoo.org/glsa/202310-01 • CWE-20: Improper Input Validation CWE-125: Out-of-bounds Read •
CVSS: 7.8EPSS: 0%CPEs: 3EXPL: 0CVE-2021-1386 – Cisco Advanced Malware Protection for Endpoints Windows Connector, ClamAV for Windows, and Immunet DLL Hijacking Vulnerability
https://notcve.org/view.php?id=CVE-2021-1386
A vulnerability in the dynamic link library (DLL) loading mechanism in Cisco Advanced Malware Protection (AMP) for Endpoints Windows Connector, ClamAV for Windows, and Immunet could allow an authenticated, local attacker to perform a DLL hijacking attack on an affected Windows system. To exploit this vulnerability, the attacker would need valid credentials on the system. The vulnerability is due to insufficient validation of directory search paths at run time. An attacker could exploit this vulnerability by placing a malicious DLL file on an affected system. A successful exploit could allow the attacker to execute arbitrary code with SYSTEM privileges. • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-amp-imm-dll-tu79hvkO • CWE-427: Uncontrolled Search Path Element •
CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0CVE-2021-1405 – Clam AntiVirus (ClamAV) PDF Parser Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2021-1405
A vulnerability in the email parsing module in Clam AntiVirus (ClamAV) Software version 0.103.1 and all prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper variable initialization that may result in an NULL pointer read. An attacker could exploit this vulnerability by sending a crafted email to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition. Una vulnerabilidad en el módulo de análisis de correo electrónico del software Clam AntiVirus (ClamAV) versión 0.103.1 y todas las versiones anteriores podría permitir a un atacante remoto no autenticado provocar una condición de denegación de servicio en un dispositivo afectado. • https://blog.clamav.net/2021/04/clamav-01032-security-patch-release.html https://lists.debian.org/debian-lts-announce/2021/04/msg00012.html https://security.gentoo.org/glsa/202104-07 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-909: Missing Initialization of Resource •
CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0CVE-2021-27506
https://notcve.org/view.php?id=CVE-2021-27506
The ClamAV Engine (version 0.103.1 and below) component embedded in Storsmshield Network Security (SNS) is subject to DoS in case of parsing of malformed png files. This affect Netasq versions 9.1.0 to 9.1.11 and SNS versions 1.0.0 to 4.2.0. This issue is fixed in SNS 3.7.19, 3.11.7 and 4.2.1. El componente ClamAV Engine (versión 0.103.1 e inferior) incrustado en Storsmshield Network Security (SNS) está sujeto a DoS en caso de analizar archivos png malformados. Esto afecta a las versiones 9.1.0 a 9.1.11 de Netasq y a las versiones 1.0.0 a 4.2.0 de SNS. • https://advisories.stormshield.eu/2021-003 https://blog.clamav.net/2021/02/clamav-01031-patch-release.html •