CVE-2018-15378

MEDIUM

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.

References

https://bugzilla.clamav.net/show_bug.cgi?id=12170

https://lists.debian.org/debian-lts-announce/2018/10/msg00014.html

https://secuniaresearch.flexerasoftware.com/advisories/83000/

https://security.gentoo.org/glsa/201904-12

https://usn.ubuntu.com/3789-1/

https://usn.ubuntu.com/3789-2/

https://www.flexera.com/company/secunia-research/advisories/SR-2018-23.html

Details

Source: MITRE

Published: 2018-10-15

Updated: 2019-04-25

Type: CWE-125

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM