gzip 1.3.5 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in gzip 1.3.5. This affects an unknown part. This manipulation causes denial of service. This vulnerability appears as CVE-2006-4334. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in gzip 1.3.5. It has been declared as problematic. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Unspecified vulnerability in gzip 1.3.5 allows context-dependent attackers to cause a denial of service (crash) via a crafted GZIP (gz) archive, which results in a NULL dereference.

The bug was discovered 09/19/2006. The weakness was presented 09/19/2006 by Tavis Ormandy as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2006-4334 since 08/24/2006. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 22723 (Debian DSA-1181-1 : gzip - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 185008 (HP-UX Update for Software Distributor Package Remote Denial of Service Vulnerability (HPSBUX02195)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11785.

The vulnerability is also documented in the databases at X-Force (29038), Tenable (22723), SecurityFocus (BID 20101†), OSVDB (29004†) and Secunia (SA21996†). See VDB-32357, VDB-32356, VDB-32355 and VDB-32354 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22723
Nessus Name: Debian DSA-1181-1 : gzip - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 66771
OpenVAS Name: Debian Security Advisory DSA 1974-1 (gzip)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

Timelineinfo

08/24/2006 🔍
09/19/2006 +26 days 🔍
09/19/2006 +0 days 🔍
09/19/2006 +0 days 🔍
09/19/2006 +0 days 🔍
09/19/2006 +0 days 🔍
09/19/2006 +0 days 🔍
09/19/2006 +0 days 🔍
09/20/2006 +1 days 🔍
09/25/2006 +5 days 🔍
10/14/2006 +19 days 🔍
03/12/2015 +3071 days 🔍
01/13/2025 +3595 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Researcher: Tavis Ormandy
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-4334 (🔍)
GCVE (CVE): GCVE-0-2006-4334
GCVE (VulDB): GCVE-100-32353

OVAL: 🔍

CERT: 🔍
X-Force: 29038
SecurityFocus: 20101 - GNU GZip Archive Handling Multiple Remote Vulnerabilities
Secunia: 21996 - gzip Multiple Vulnerabilities, Moderately Critical
OSVDB: 29004 - CVE-2006-4334 - Gzip - Unspecified Issue
SecurityTracker: 1016883
Vulnerability Center: 12766 - gzip 1.3.5 DoS via a Crafted GZIP Archive, Medium
Vupen: ADV-2006-4275

See also: 🔍

Entryinfo

Created: 03/12/2015 15:51
Updated: 01/13/2025 10:57
Changes: 03/12/2015 15:51 (77), 07/08/2019 17:40 (13), 01/13/2025 10:57 (17)
Complete: 🔍
Cache ID: 216:DE6:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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