Ruby 1.8.5-p230/1.8.6-p229/1.8.7-p21/1.9.0-1 rb_ary_store numeric error

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Ruby 1.8.5-p230/1.8.6-p229/1.8.7-p21/1.9.0-1. This issue affects the function rb_ary_store. The manipulation results in numeric error. This vulnerability is reported as CVE-2008-2663. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Ruby 1.8.5-p230/1.8.6-p229/1.8.7-p21/1.9.0-1 (Programming Language Software). It has been classified as critical. Affected is the function rb_ary_store. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple integer overflows in the rb_ary_store function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, and 1.8.7 before 1.8.7-p22 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors, a different issue than CVE-2008-2662, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. The CVE description should be regarded as authoritative, although it is likely to change.

The bug was discovered 06/20/2008. The weakness was disclosed 06/24/2008 with Apple Product Security (Website). The advisory is available at ruby-lang.org. This vulnerability is traded as CVE-2008-2663 since 06/10/2008. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details 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 4 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 43694 (CentOS 4 / 5 : ruby (CESA-2008:0561)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117264 (CentOS Security Update for Ruby (CESA-2008:0562)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (43346), Tenable (43694), SecurityFocus (BID 29903†), OSVDB (46551†) and Secunia (SA30802†). The entries VDB-3775, VDB-3754, VDB-3750 and VDB-3753 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
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: 43694
Nessus Name: CentOS 4 / 5 : ruby (CESA-2008:0561)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 61362
OpenVAS Name: Debian Security Advisory DSA 1612-1 (ruby1.8)
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: 🔍

Timelineinfo

06/10/2008 🔍
06/20/2008 +10 days 🔍
06/20/2008 +0 days 🔍
06/23/2008 +3 days 🔍
06/23/2008 +0 days 🔍
06/24/2008 +1 days 🔍
06/24/2008 +0 days 🔍
06/30/2008 +6 days 🔍
07/14/2008 +14 days 🔍
01/06/2010 +541 days 🔍
03/16/2015 +1895 days 🔍
08/12/2019 +1610 days 🔍

Sourcesinfo

Advisory: ruby-lang.org
Organization: Apple Product Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-2663 (🔍)
GCVE (CVE): GCVE-0-2008-2663
GCVE (VulDB): GCVE-100-42882

OVAL: 🔍

X-Force: 43346
SecurityFocus: 29903 - Ruby Multiple Array and String Handling Functions Multiple Arbitrary Code Execution Vulnerabilities
Secunia: 30802
OSVDB: 46551 - CVE-2008-2663 - Ruby - Multiple Integer Overflow Issues
SecurityTracker: 1020347
Vulnerability Center: 18710 - Ruby Integer Overflow in Rb_ary_store Function Allows Remote Code Execution and DoS, High
Vupen: ADV-2008-1907

See also: 🔍

Entryinfo

Created: 03/16/2015 17:00
Updated: 08/12/2019 09:49
Changes: 03/16/2015 17:00 (75), 08/12/2019 09:49 (13)
Complete: 🔍
Cache ID: 216::103

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

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