Yukihiro Matsumoto Ruby up to 1.8.5 read_multipart resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Yukihiro Matsumoto Ruby up to 1.8.5. Affected by this issue is the function read_multipart. Performing a manipulation results in resource management. This vulnerability is cataloged as CVE-2006-6303. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Yukihiro Matsumoto Ruby up to 1.8.5 (Programming Language Software). It has been classified as problematic. This affects the function read_multipart. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

The read_multipart function in cgi.rb in Ruby before 1.8.5-p2 does not properly detect boundaries in MIME multipart content, which allows remote attackers to cause a denial of service (infinite loop) via crafted HTTP requests, a different issue than CVE-2006-5467.

The bug was discovered 12/04/2006. The weakness was shared 12/06/2006 (Website). It is possible to read the advisory at ruby-lang.org. This vulnerability is uniquely identified as CVE-2006-6303 since 12/05/2006. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 67584 (Oracle Linux 4 : ruby (ELSA-2007-0961)), 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 155989 (Oracle Enterprise Linux Update for Ruby (ELSA-2007-0961)).

Upgrading to version 1.8.5-p2 eliminates this vulnerability. A possible mitigation has been published 2 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (30734), Tenable (67584), SecurityFocus (BID 21441†), OSVDB (34238†) and Secunia (SA23165†). The entries VDB-3358, VDB-33002, VDB-32911 and VDB-34611 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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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: 67584
Nessus Name: Oracle Linux 4 : ruby (ELSA-2007-0961)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 57674
OpenVAS Name: FreeBSD Ports: ruby
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: 🔍

Upgrade: Ruby 1.8.5-p2

Timelineinfo

12/04/2006 🔍
12/04/2006 +0 days 🔍
12/04/2006 +0 days 🔍
12/05/2006 +1 days 🔍
12/06/2006 +1 days 🔍
12/06/2006 +0 days 🔍
12/08/2006 +2 days 🔍
12/11/2006 +3 days 🔍
01/02/2007 +22 days 🔍
11/13/2007 +315 days 🔍
07/12/2013 +2068 days 🔍
03/12/2015 +608 days 🔍
07/13/2019 +1584 days 🔍

Sourcesinfo

Advisory: ruby-lang.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-6303 (🔍)
GCVE (CVE): GCVE-0-2006-6303
GCVE (VulDB): GCVE-100-33639

OVAL: 🔍

X-Force: 30734
SecurityFocus: 21441 - Ruby CGI.RB Library Remote Denial Of Service Vulnerability
Secunia: 23165 - Ubuntu update for ruby1.8, Less Critical
OSVDB: 34238 - CVE-2006-6303 - Ruby - Denial of Service Issue
SecurityTracker: 1017363
Vulnerability Center: 13737 - Ruby Denial of Service Vulnerability in the read_multipart Function, Medium
Vupen: ADV-2006-4855

See also: 🔍

Entryinfo

Created: 03/12/2015 22:21
Updated: 07/13/2019 09:21
Changes: 03/12/2015 22:21 (80), 07/13/2019 09:21 (13)
Complete: 🔍
Cache ID: 216:030:103

Be aware that VulDB is the high quality source for vulnerability data.

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