rubygems up to 2.1.0 lib/rubygems/version.rb VERSION_PATTERN cryptographic issue

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in rubygems and classified as problematic. The impacted element is the function Gem::Version::VERSION_PATTERN in the library lib/rubygems/version.rb. Executing a manipulation can lead to cryptographic issue. The identification of this vulnerability is CVE-2013-4287. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic was found in rubygems (Programming Language Software). This vulnerability affects the function Gem::Version::VERSION_PATTERN in the library lib/rubygems/version.rb. The manipulation with an unknown input leads to a cryptographic issue vulnerability. The CWE definition for the vulnerability is CWE-310. As an impact it is known to affect availability. CVE summarizes:

Algorithmic complexity vulnerability in Gem::Version::VERSION_PATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.1, 1.8.24 through 1.8.25, 2.0.x before 2.0.8, and 2.1.x before 2.1.0, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service (CPU consumption) via a crafted gem version that triggers a large amount of backtracking in a regular expression.

The weakness was shared 10/17/2013 by Amir (oss-sec). The advisory is available at openwall.com. This vulnerability was named CVE-2013-4287 since 06/12/2013. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1600 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 70234 (Amazon Linux AMI : rubygems (ALAS-2013-230)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156698 (Oracle Enterprise Linux Security Update for rubygems (ELSA-2013-1441)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (87012), Tenable (70234), SecurityFocus (BID 62281†), Secunia (SA55381†) and Vulnerability Center (SBV-41598†). The entries VDB-65142 and VDB-65141 are related to this item. 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: 5.3
VulDB Meta Temp Score: 5.3

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

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 70234
Nessus Name: Amazon Linux AMI : rubygems (ALAS-2013-230)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 881804
OpenVAS Name: CentOS Update for rubygems CESA-2013:1441 centos6
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/12/2013 🔍
09/09/2013 +89 days 🔍
09/09/2013 +0 days 🔍
09/23/2013 +14 days 🔍
10/01/2013 +8 days 🔍
10/17/2013 +16 days 🔍
10/17/2013 +0 days 🔍
10/18/2013 +1 days 🔍
03/24/2015 +522 days 🔍
01/08/2022 +2482 days 🔍

Sourcesinfo

Advisory: RHSA-2013:1427
Researcher: Amir
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-4287 (🔍)
GCVE (CVE): GCVE-0-2013-4287
GCVE (VulDB): GCVE-100-65314

OVAL: 🔍

X-Force: 87012
SecurityFocus: 62281 - RubyGems CVE-2013-4287 Denial of Service Vulnerability
Secunia: 55381 - Red Hat update for rubygems, Less Critical
Vulnerability Center: 41598 - RubyGems Regular Expression Component Allows Remote DoS Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/08/2022 17:53
Changes: 03/24/2015 15:54 (70), 05/11/2017 09:07 (8), 01/08/2022 17:45 (3), 01/08/2022 17:53 (1)
Complete: 🔍
Cache ID: 216:F96:103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!