CVE-2017-5193

high

Description

The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.

References

http://www.openwall.com/lists/oss-security/2017/01/06/1

http://www.securityfocus.com/bid/95310

https://irssi.org/security/irssi_sa_2017_01.txt

https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html

https://security.gentoo.org/glsa/201701-45

Details

Source: MITRE

Published: 2017-03-03

Updated: 2019-03-19

Type: CWE-476

Risk Information

CVSS v2

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH