SpamAssassin up to 3.1.7 URI Long URI resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in SpamAssassin up to 3.1.7. It has been declared as problematic. This impacts an unknown function of the component URI Handler. The manipulation as part of Long URI results in resource management. This vulnerability is identified as CVE-2007-0451. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in SpamAssassin up to 3.1.7 (Anti-Spam Software). Affected is some unknown processing of the component URI Handler. The manipulation as part of a Long URI leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. CVE summarizes:

Apache SpamAssassin before 3.1.8 allows remote attackers to cause a denial of service via long URLs in malformed HTML, which triggers "massive memory usage."

The bug was discovered 02/15/2007. The weakness was released 02/16/2007 with Apache Foundation (Website). The advisory is available at svn.apache.org. This vulnerability is traded as CVE-2007-0451 since 01/23/2007. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 67450 (Oracle Linux 4 : spamassassin (ELSA-2007-0074)), 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 115518 (Red Hat SpamAssassin Security Update (RHSA-2007:0074)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at svn.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.

The vulnerability is also documented in the databases at X-Force (32536), Tenable (67450), SecurityFocus (BID 22584†), OSVDB (33207†) and Secunia (SA24307†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.9
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 67450
Nessus Name: Oracle Linux 4 : spamassassin (ELSA-2007-0074)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 860997
OpenVAS Name: Family Connections argv[1] Parameter Remote Arbitrary Command Execution Vulnerability
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: 🔍

Patch: svn.apache.org

Timelineinfo

01/23/2007 🔍
02/13/2007 +21 days 🔍
02/15/2007 +2 days 🔍
02/16/2007 +1 days 🔍
02/16/2007 +0 days 🔍
02/16/2007 +0 days 🔍
02/16/2007 +0 days 🔍
02/18/2007 +1 days 🔍
02/19/2007 +1 days 🔍
02/20/2007 +1 days 🔍
03/02/2007 +10 days 🔍
03/02/2007 +0 days 🔍
07/12/2013 +2324 days 🔍
06/14/2025 +4355 days 🔍

Sourcesinfo

Advisory: svn.apache.org
Organization: Apache Foundation
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-0451 (🔍)
GCVE (CVE): GCVE-0-2007-0451
GCVE (VulDB): GCVE-100-2946

OVAL: 🔍

X-Force: 32536 - SpamAssassin URL denial of service, Medium Risk
SecurityFocus: 22584 - SpamAssassin Long URI Handling Remote Denial of Service Vulnerability
Secunia: 24307 - Gentoo update for spamassassin, Moderately Critical
OSVDB: 33207 - SpamAssassin Malformed HTML Long URI DoS
SecurityTracker: 1017666
Vulnerability Center: 14316 - Apache SpamAssassin before 3.1.8 Remote DoS via Long URLs in an Email, Medium
Vupen: ADV-2007-0628

Entryinfo

Created: 02/20/2007 10:08
Updated: 06/14/2025 08:58
Changes: 02/20/2007 10:08 (100), 07/14/2019 18:06 (2), 06/14/2025 08:58 (22)
Complete: 🔍
Cache ID: 216:F98:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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