PT-2024-39657 · Avast · Avg/Avast Antivirus

Published 2024-10-04 · Updated 2024-11-08 · CVE-2024-9481

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions AVG/Avast Antivirus versions prior to signature 24092400

Description The issue is related to an out-of-bounds write in the engine module of AVG/Avast Antivirus, which can be triggered by a malformed eml file. This can cause the application to crash during file processing.

Recommendations For versions prior to signature 24092400, update the signature to version 24092400 or later to resolve the issue. As a temporary workaround, consider avoiding the processing of eml files until the update is applied.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2024-9481

Affected Products

Avg/Avast Antivirus

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2024-9481 · Security Note
• https://osv.dev/vulnerability/CVE-2024-9481 · Vendor Advisory
• https://support.norton.com/sp/static/external/tools/security-advisories.html · Note
• https://twitter.com/VulmonFeeds/status/1842226065730670903 · Twitter Post
• https://t.me/cvedetector/6978 · Telegram Post
• https://twitter.com/CVEnew/status/1842180451718647914 · Twitter Post