Apache HTTP Server 2.4.1/2.4.2 mod_wsgi setuid access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Apache HTTP Server 2.4.1/2.4.2 (Web Server). It has been declared as critical. This vulnerability affects the function setuid of the component mod_wsgi. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, and integrity.

The weakness was published 05/21/2014 by Robert Kisteleki as confirmed mailinglist post (oss-sec). The advisory is shared for download at seclists.org. This vulnerability was named CVE-2014-0240 since 12/03/2013. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 74185 (Ubuntu 12.04 LTS / 13.10 / 14.04 LTS : mod-wsgi vulnerabilities (USN-2222-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350354 (Amazon Linux Security Advisory for mod24_wsgi: ALAS-2014-375).

The vulnerability is also documented in the databases at X-Force (93263), Vulnerability Center (SBV-44667) and Tenable (74185). Similar entry is available at 13299.






  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
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Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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Nessus ID: 74185
Nessus Name: Ubuntu 12.04 LTS / 13.10 / 14.04 LTS : mod-wsgi vulnerabilities (USN-2222-1)
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 702937
OpenVAS Name: Debian Security Advisory DSA 2937-1 (mod-wsgi - security update)
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Threat Intelligenceinfo

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Recommended: no mitigation known
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12/03/2013 🔍
05/21/2014 +169 days 🔍
05/21/2014 +0 days 🔍
05/21/2014 +0 days 🔍
05/22/2014 +1 days 🔍
05/27/2014 +5 days 🔍
05/27/2014 +0 days 🔍
05/28/2014 +1 days 🔍
08/26/2014 +90 days 🔍
06/20/2021 +2490 days 🔍


Vendor: apache.org

Advisory: seclists.org
Researcher: Robert Kisteleki
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-0240 (🔍)

X-Force: 93263 - mod_wsgi module for Apache privilege escalation, Medium Risk
Vulnerability Center: 44667 - mod_wsgi Module for Apache Local Host Privilege Vulnerability due to Wrong Error Code Handling, Medium
SecurityFocus: 67532 - Apache 'mod_wsgi' Module Local Privilege Escalation Vulnerability
Secunia: 60094 - Red Hat update for mod_wsgi, Less Critical

See also: 🔍


Created: 05/22/2014 04:57 PM
Updated: 06/20/2021 09:42 AM
Changes: 05/22/2014 04:57 PM (81), 05/29/2017 08:55 AM (2), 06/20/2021 09:42 AM (3)
Complete: 🔍


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