Apache HTTP Server 2.4.5 mod_session_dbd denial of service

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Apache HTTP Server 2.4.5. This vulnerability affects unknown code of the component mod_session_dbd. The manipulation leads to denial of service. This vulnerability is listed as CVE-2013-2249. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apache HTTP Server 2.4.5 (Web Server). It has been rated as critical. This issue affects some unknown functionality of the component mod_session_dbd. 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 confidentiality, integrity, and availability. The summary by CVE is:

mod_session_dbd.c in the mod_session_dbd module in the Apache HTTP Server before 2.4.5 proceeds with save operations for a session without considering the dirty flag and the requirement for a new session ID, which has unspecified impact and remote attack vectors.

The weakness was presented 07/19/2013 as confirmed advisory (Website). It is possible to read the advisory at apache.org. The identification of this vulnerability is CVE-2013-2249 since 02/19/2013. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 69014 (Apache 2.4.x < 2.4.5 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Web Servers. The commercial vulnerability scanner Qualys is able to test this issue with plugin 105728 (EOL/Obsolete Software: Apache HTTP Server 2.2.x).

Upgrading to version 2.4.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (85871), Tenable (69014), SecurityFocus (BID 61379†), OSVDB (95521†) and Secunia (SA54241†). See VDB-4353, VDB-4352, VDB-4548 and VDB-4582 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 69014
Nessus Name: Apache 2.4.x < 2.4.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 866469
OpenVAS Name: Fedora Update for httpd FEDORA-2013-13922
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: HTTP Server 2.4.6

Timelineinfo

02/19/2013 🔍
07/19/2013 +150 days 🔍
07/19/2013 +0 days 🔍
07/19/2013 +0 days 🔍
07/22/2013 +3 days 🔍
07/22/2013 +0 days 🔍
07/23/2013 +1 days 🔍
07/23/2013 +0 days 🔍
08/12/2013 +20 days 🔍
05/20/2021 +2838 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: apache.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-2249 (🔍)
GCVE (CVE): GCVE-0-2013-2249
GCVE (VulDB): GCVE-100-9683

IAVM: 🔍

X-Force: 85871
SecurityFocus: 61379 - Apache HTTP Server CVE-2013-2249 Unspecified Remote Security Vulnerability
Secunia: 54241 - Apache HTTP Server mod_dav and mod_session_dbd Vulnerabilities, Moderately Critical
OSVDB: 95521
Vulnerability Center: 40980 - Apache HTTP Server <2.4.5 mod_session_dbd Module Unspecified Vulnerability, High

See also: 🔍

Entryinfo

Created: 07/23/2013 11:27
Updated: 05/20/2021 14:35
Changes: 07/23/2013 11:27 (81), 05/08/2017 09:06 (2), 05/20/2021 14:35 (3)
Complete: 🔍
Committer:
Cache ID: 216::103

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