CVE-2016-1983 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01815.

Key SSVC decision points have not yet been added.

Vendors	Products
Privoxy	Privoxy

Configuration 1 [-]

cpe:2.3:a:privoxy:privoxy:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DLA	DLA-398-1	privoxy security update
Debian DSA	DSA-3460-1	privoxy security update
EUVD	EUVD-2016-3072	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c?r1=1.302&r2=1.303
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176475.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176492.html
http://seclists.org/oss-sec/2016/q1/173
http://www.debian.org/security/2016/dsa-3460
http://www.openwall.com/lists/oss-security/2016/01/21/4
http://www.openwall.com/lists/oss-security/2016/01/22/3
http://www.privoxy.org/announce.txt
https://nvd.nist.gov/vuln/detail/CVE-2016-1983
https://www.cve.org/CVERecord?id=CVE-2016-1983

History

Sun, 13 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.02362}`	epss `{'score': 0.01815}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2016-01-27T20:00:00

Updated: 2024-08-05T23:17:49.920Z

Reserved: 2016-01-21T00:00:00

Link: CVE-2016-1983

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2016-01-27T20:59:04.297

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-1983

Redhat

Severity : Moderate

Publid Date: 2016-01-21T00:00:00Z

Links: CVE-2016-1983 - Bugzilla

OpenCVE Enrichment

No data.

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