PT-2020-17246 · Clam Antivirus+4 · Clamav+4

Published 2020-05-12 · Updated 2026-02-06 · CVE-2020-3341

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Clam AntiVirus (ClamAV) Software versions 0.101 through 0.102.2

Description A vulnerability in the PDF archive parsing module could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The issue is due to a stack buffer overflow read. An attacker could exploit this by sending a crafted PDF file to an affected device, potentially causing the ClamAV scanning process to crash.

Recommendations For Clam AntiVirus (ClamAV) Software versions 0.101 through 0.102.2, update to a version that fixes the stack buffer overflow read issue in the PDF archive parsing module to prevent denial of service conditions. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2020-2018

ALT-PU-2020-2028

CLEANSTART-2026-LA13761

CLEANSTART-2026-NJ87139

CLEANSTART-2026-TC95380

CLEANSTART-2026-WX01708

CVE-2020-3341

DLA-2215-1

MGASA-2020-0226

OPENSUSE-SU-2020:2268-1

OPENSUSE-SU-2020:2276-1

OPENSUSE-SU-2020_2268-1

OPENSUSE-SU-2020_2276-1

OPENSUSE-SU-2024:10685-1

SUSE-SU-2020:3729-1

SUSE-SU-2020:3790-1

SUSE-SU-2020:3918-1

SUSE-SU-2021:14592-1

USN-4370-1

USN-4370-2

Affected Products

Alt Linux

Clamav

Linuxmint

Suse

Ubuntu

References · 189

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ROBJOGJOT44MVDX7RQEACYHQN4LYW5RK · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-11423 · Security Note
• https://ubuntu.com/security/notices/USN-4370-2 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4370-2 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2021:14592-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48579 · Security Note
• https://osv.dev/vulnerability/CVE-2020-3341 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-12376 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2020:2268-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-0361 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-20197 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-0202 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-1404 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-20698 · Security Note
• https://osv.dev/vulnerability/CLEANSTART-2026-NJ87139 · Vendor Advisory