Libapreq2 up to 2.06 Dev apache2::request 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 was found in Libapreq2 up to 2.06 Dev. This affects the function apache2::request. Such manipulation leads to denial of service. This vulnerability is traded as CVE-2006-0042. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Libapreq2 up to 2.06 Dev. Affected by this issue is the function apache2::request. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Unspecified vulnerability in (1) apreq_parse_headers and (2) apreq_parse_urlencoded functions in Apache2::Request (Libapreq2) before 2.07 allows remote attackers cause a denial of service (CPU consumption) via unknown attack vectors that result in quadratic computational complexity.

The bug was discovered 02/17/2006. The weakness was shared 02/18/2006 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2006-0042 since 12/20/2005. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 22542 (Debian DSA-1000-2 : libapreq2-perl - design error), 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.

Upgrading to version 2.07 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (24917), Tenable (22542), SecurityFocus (BID 16710†), OSVDB (23124†) and Secunia (SA18846†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 22542
Nessus Name: Debian DSA-1000-2 : libapreq2-perl - design error
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 56408
OpenVAS Name: Debian Security Advisory DSA 1000-1 (libapreq2-perl)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Libapreq2 2.07

Timelineinfo

12/20/2005 🔍
02/17/2006 +59 days 🔍
02/17/2006 +0 days 🔍
02/17/2006 +0 days 🔍
02/17/2006 +0 days 🔍
02/18/2006 +1 days 🔍
02/18/2006 +0 days 🔍
04/25/2006 +66 days 🔍
10/14/2006 +172 days 🔍
03/12/2015 +3071 days 🔍
06/17/2019 +1558 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-0042 (🔍)
GCVE (CVE): GCVE-0-2006-0042
GCVE (VulDB): GCVE-100-28784
X-Force: 24917
SecurityFocus: 16710 - Apache Libapreq2 Quadratic Behavior Denial of Service Vulnerability
Secunia: 18846 - Libapreq2 Unspecified Vulnerability, Less Critical
OSVDB: 23124 - CVE-2006-0042 - Apache - Libapreq2 - Unspecified Issue
Vulnerability Center: 11258 - Apache HTTP Server Libapreq2 before 2.07 Remote Denial of Service Vulnerability, High
Vupen: ADV-2006-0645

Entryinfo

Created: 03/12/2015 11:11
Updated: 06/17/2019 09:11
Changes: 03/12/2015 11:11 (73), 06/17/2019 09:11 (7)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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