CVE-2016-1983

Published: Jan 27, 2016Modified: May 6, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header.

Affected (1)

Products: Privoxy: Privoxy

Privoxy

1 product

Privoxy

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Privoxy Privoxy	Up to 3.0.23

Related CWEs

CWE-20

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (14)

http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c?r1=1.302&r2=1.303

Source: cve@mitre.org

http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176475.html

Source: cve@mitre.org

http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176492.html

Source: cve@mitre.org

http://www.debian.org/security/2016/dsa-3460

Source: cve@mitre.org

http://www.openwall.com/lists/oss-security/2016/01/21/4

Source: cve@mitre.org

http://www.openwall.com/lists/oss-security/2016/01/22/3

Source: cve@mitre.org

http://www.privoxy.org/announce.txt

Source: cve@mitre.org

Vendor Advisory

http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c?r1=1.302&r2=1.303