CVE-2017-5193

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://irssi.org/security/irssi_sa_2017_01.txt	Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/01/06/1	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/95310	Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201701-45	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

Information

Published : 2017-03-03 07:59

Updated : 2019-03-18 17:26

NVD link : CVE-2017-5193

Mitre link : CVE-2017-5193

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

debian

debian_linux

irssi

irssi

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