Apache APR-util up to 0.9.14 mod_reqtimeout apr_brigade_split_line memory corruption

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4.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apache APR-util up to 0.9.14. Affected by this vulnerability is the function apr_brigade_split_line of the component mod_reqtimeout. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2010-1623. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apache APR-util up to 0.9.14. It has been classified as problematic. This affects the function apr_brigade_split_line of the component mod_reqtimeout. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability. The summary by CVE is:

Memory leak in the apr_brigade_split_line function in buckets/apr_brigade.c in the Apache Portable Runtime Utility library (aka APR-util) before 1.3.10, as used in the mod_reqtimeout module in the Apache HTTP Server and other software, allows remote attackers to cause a denial of service (memory consumption) via unspecified vectors related to the destruction of an APR bucket.

The weakness was shared 10/04/2010 (Website). It is possible to read the advisory at vupen.com. This vulnerability is uniquely identified as CVE-2010-1623 since 04/29/2010. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 75785 (openSUSE Security Update : apache2 (openSUSE-SU-2011:0859-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 185026 (HP-UX Apache Web Server Multiple Vulnerabilities (HPSBUX02645)).

Upgrading to version 0.9.15 eliminates this vulnerability. A possible mitigation has been published 11 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (75785), SecurityFocus (BID 43673†), Secunia (SA41701†) and Vulnerability Center (SBV-57300†). The entries VDB-4285, VDB-4284 and VDB-4283 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Apache

Name

APR-util

Version

License

open-source

Website

Vendor: https://www.apache.org/

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: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Nessus ID: 75785
Nessus Name: openSUSE Security Update : apache2 (openSUSE-SU-2011:0859-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 68924
OpenVAS Name: Slackware Advisory SSA:2011-041-01 apr-util
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: 🔍

Upgrade: APR-util 0.9.15

Timelineinfo

04/29/2010 🔍
10/01/2010 +155 days 🔍
10/04/2010 +3 days 🔍
10/04/2010 +0 days 🔍
07/26/2011 +295 days 🔍
04/16/2012 +265 days 🔍
06/13/2014 +788 days 🔍
03/19/2015 +279 days 🔍
03/14/2016 +361 days 🔍
09/25/2021 +2021 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: usn-1021-1⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-1623 (🔍)
GCVE (CVE): GCVE-0-2010-1623
GCVE (VulDB): GCVE-100-54879

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 43673 - Apache APR-util 'apr_brigade_split_line()' Denial of Service Vulnerability
Secunia: 41701
Vulnerability Center: 57300 - Apache APR-util Before 1.3.10 Remote DoS Vulnerability via Unspecified Vectors, Medium
Vupen: ADV-2010-2556

See also: 🔍

Entryinfo

Created: 03/19/2015 14:37
Updated: 09/25/2021 23:17
Changes: 03/19/2015 14:37 (77), 02/01/2019 09:37 (7), 09/25/2021 23:09 (3), 09/25/2021 23:17 (1)
Complete: 🔍
Cache ID: 216:609:103