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CVE-2016-1983

Good to know:

Date: January 27, 2016

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.

Language: C

Severity Score

7.5

Related Resources (12)

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

Url: https://access.redhat.com/security/cve/CVE-2016-1983

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

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

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

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

Url: https://security-tracker.debian.org/tracker/CVE-2016-1983

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

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

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-1983

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-1983

Url: https://www.mend.io/vulnerability-database/CVE-2016-1983

Severity Score

7.5

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

Upgrade Version

Upgrade to version privoxy-3.0.24-stable

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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