VULNERABILITY INTELLIGENCE

CVE-2018-15378

CVSS score5.5 MEDIUM

EPSS probability1.31%

CISA KEVNot currently listed

Published2018-10-15

Last modified2026-06-17

CVSS vectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

A vulnerability in ClamAV versions prior to 0.100.2 could allow an attacker to cause a denial of service (DoS) condition. The vulnerability is due to an error related to the MEW unpacker within the "unmew11()" function (libclamav/mew.c), which can be exploited to trigger an invalid read memory access via a specially crafted EXE file.

Weakness classification

CWE-125: Out-of-bounds Read

Primary references

psirt@cisco.com — Issue Tracking, Patch, Third Party Advisory
psirt@cisco.com — Mailing List, Third Party Advisory
psirt@cisco.com — Permissions Required, Third Party Advisory
psirt@cisco.com — Third Party Advisory
psirt@cisco.com — Third Party Advisory
psirt@cisco.com — Third Party Advisory
psirt@cisco.com — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory