CVE-2015-8702 Information

Description

The DNS::GetResult function in dns.cpp in InspIRCd before 2.0.19 allows remote DNS servers to cause a denial of service (netsplit) via an invalid character in a PTR response as demonstrated by a \\032\ (whitespace) character in a hostname.

CVSS Vector

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

Reference

http://www.debian.org/security/2016/dsa-3527 http://www.inspircd.org/2015/04/16/v2019-released.html https://github.com/inspircd/inspircd/commit/6058483d9fbc1b904d5ae7cfea47bfcde5c5b559 https://github.com/inspircd/inspircd/issues/1033 https://security.gentoo.org/glsa/201512-13

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.6