Apache HTTP Server up to 2.0.53-dev mod_ssl privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

A vulnerability was found in Apache HTTP Server up to 2.0.53-dev (Web Server) and classified as problematic. Affected by this issue is an unknown part of the component mod_ssl. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, and integrity. CVE summarizes:

The mod_ssl module in Apache 2.0.35 through 2.0.52, when using the "SSLCipherSuite" directive in directory or location context, allows remote clients to bypass intended restrictions by using any cipher suite that is allowed by the virtual host configuration.

The weakness was presented 10/11/2004 by Hartmut Keil with Apache Software Foundation as Bug 30464 as not defined bug report (Bugzilla). The advisory is available at nagoya.apache.org. This vulnerability is handled as CVE-2004-0885 since 09/22/2004. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The exploit is available at secunia.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 15700 (RHEL 3 : httpd (RHSA-2004:562)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86683 (Apache 2.0.35-2.0.52 Memory Consumption Denial of Service and mod_ssl SSLCipherSuite Bypass).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at httpd.apache.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 3464.

The vulnerability is also documented in the databases at X-Force (17671) and Tenable (15700). openpkg.org is providing further details. See 940, 964, 965 and 1481 for similar entries.

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Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
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CVSSv2info

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Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 15700
Nessus Name: RHEL 3 : httpd (RHSA-2004:562)
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 53903
OpenVAS Name: Slackware Advisory SSA:2004-299-01 apache, mod_ssl, php
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Patch: httpd.apache.org
TippingPoint: 🔍

Timelineinfo

09/22/2004 🔍
10/11/2004 +19 days 🔍
10/11/2004 +0 days 🔍
10/11/2004 +0 days 🔍
10/11/2004 +0 days 🔍
10/13/2004 +1 days 🔍
10/23/2004 +10 days 🔍
11/03/2004 +11 days 🔍
11/13/2004 +10 days 🔍
12/07/2004 +24 days 🔍
03/09/2021 +5936 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: Bug 30464
Researcher: Hartmut Keil
Organization: Apache Software Foundation
Status: Not defined
Confirmation: 🔍

CVE: CVE-2004-0885 (🔍)
OVAL: 🔍

X-Force: 17671 - Apache HTTP Server SSLCipherSuite bypass restrictions, Medium Risk
Vulnerability Center: 6311 - Apache 2.0.35 - 2.0.52 Allows Bypassing Restrictions via SSLCipherSuite, Medium
SecurityFocus: 11360 - Apache mod_ssl SSLCipherSuite Restriction Bypass Vulnerability
Secunia: 19072 - Sun Solaris Multiple Apache2 Vulnerabilities, Moderately Critical
OSVDB: 10637 - Apache HTTP Server mod_ssl SSLCipherSuite Access Restriction Bypass
Vupen: ADV-2006-0789

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 10/13/2004 12:01
Updated: 03/09/2021 19:58
Changes: 10/13/2004 12:01 (106), 04/16/2019 15:10 (2), 03/09/2021 19:58 (2)
Complete: 🔍

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