VDB-3473 · CVE-2007-3847 · BID 25489

IBM WebSphere Application Server 6.1.x mod_proxy denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability was found in IBM WebSphere Application Server 6.1.x (Application Server Software). It has been rated as critical. This issue affects an unknown functionality of the component mod_proxy. 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. The summary by CVE is:

The date handling code in modules/proxy/proxy_util.c (mod_proxy) in Apache 2.3.0, when using a threaded MPM, allows remote origin servers to cause a denial of service (caching forward proxy process crash) via crafted date headers that trigger a buffer over-read.

The weakness was presented 11/22/2007 with IBM (Website). The advisory is shared at www-1.ibm.com. The identification of this vulnerability is CVE-2007-3847 since 07/18/2007. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 67631 (Oracle Linux 3 : httpd (ELSA-2008-0005)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155164 (Oracle Enterprise Linux httpd Security Update (ELSA-2008-0005)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at www-1.ibm.com. 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. Attack attempts may be identified with Snort ID 13310. In this case the pattern Date|3A| is used for detection.

The vulnerability is also documented in the vulnerability database at Tenable (67631).

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 67631
Nessus Name: Oracle Linux 3 : httpd (ELSA-2008-0005)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 60387
OpenVAS Name: Slackware Advisory SSA:2008-045-02 apache
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: www-1.ibm.com

Snort ID: 13310
Snort Message: DELETED WEB-MISC Apache http server mod_proxy http response crafted date handling denial of service attempt
Snort Pattern: 🔍

Timelineinfo

07/18/2007 🔍
08/23/2007 +36 days 🔍
08/30/2007 +7 days 🔍
08/30/2007 +0 days 🔍
08/30/2007 +0 days 🔍
11/22/2007 +83 days 🔍
12/03/2007 +11 days 🔍
12/03/2007 +0 days 🔍
07/12/2013 +2048 days 🔍
04/27/2019 +2115 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: www-1.ibm.com
Organization: IBM
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-3847 (🔍)
OVAL: 🔍
IAVM: 🔍

SecurityTracker: 1018633
SecurityFocus: 25489 - Apache HTTP Server Mod_Proxy Denial of Service Vulnerability
Secunia: 28922 - Slackware update for apache, Less Critical
OSVDB: 37051 - Apache HTTP Server mod_proxy modules/proxy/proxy_util.c Crafted Header Remote DoS
Vupen: ADV-2007-3955

Entryinfo

Created: 12/03/2007 13:49
Updated: 04/27/2019 15:52
Changes: 12/03/2007 13:49 (93), 04/27/2019 15:52 (5)
Complete: 🔍
Cache ID: 18:981:103

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