CVE-2018-8975

medium

Description

The pm_mallocarray2 function in lib/util/mallocvar.c in Netpbm through 10.81.03 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, as demonstrated by pbmmask.

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00056.html

https://github.com/xiaoqx/pocs/blob/master/netpbm

https://lists.fedoraproject.org/archives/list/[email protected]/message/LVMWVVFEADMA7XIPXFHGSBRYKEGGDFGE/

https://lists.fedoraproject.org/archives/list/[email protected]/message/VEZRUJ5LNGULJL7QUAHPV5LBOKIJYP5I/

Details

Source: MITRE

Published: 2018-03-25

Updated: 2021-02-04

Type: CWE-125

Risk Information

CVSS v2

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

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