CVE-2020-9399

MEDIUM

Avast Antivirus < 12.0 - Virus Detection Bypass via Crafted ZIP Archive

Title source: llm
STIX 2.1

Description

The Avast AV parsing engine allows virus-detection bypass via a crafted ZIP archive. This affects versions before 12 definitions 200114-0 of Antivirus Pro, Antivirus Pro Plus, and Antivirus for Linux.

References (2)

Core 2
Core References
Mailing List, Third Party Advisory x_refsource_misc
https://seclists.org/fulldisclosure/2020/Feb/35

Scores

CVSS v3 5.5
EPSS 0.0114
EPSS Percentile 62.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Details

CWE
CWE-436
Status published
Products (3)
avast/antivirus_for_linux < 12.0
avast/antivirus_pro < 12.0
avast/antivirus_pro_plus < 12.0
Published Feb 28, 2020
Tracked Since Feb 18, 2026