VDB-8647 · OSVDB 93124 · GCVE-100-8647

PostgreSQL 9.2.2 Dynahash Numbuckets 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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7.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in PostgreSQL 9.2.2. Affected by this issue is some unknown functionality of the component Dynahash Numbuckets. This manipulation causes denial of service. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in PostgreSQL 9.2.2 (Database Software). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Dynahash Numbuckets. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was disclosed 12/12/2012 by Jeff Davis as not defined changelog entry (Website). It is possible to read the advisory at postgresql.org. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 9.2.3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.postgresql.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (93124†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: PostgreSQL 9.2.3
Patch: git.postgresql.org

Timelineinfo

12/12/2012 🔍
12/12/2012 +0 days 🔍
05/13/2013 +152 days 🔍
03/20/2019 +2137 days 🔍

Sourcesinfo

Product: postgresql.org

Advisory: postgresql.org
Researcher: Jeff Davis
Status: Not defined

GCVE (VulDB): GCVE-100-8647
OSVDB: 93124

Entryinfo

Created: 05/13/2013 17:44
Updated: 03/20/2019 20:30
Changes: 05/13/2013 17:44 (42), 03/20/2019 20:30 (2)
Complete: 🔍
Committer:
Cache ID: 216:58E:103

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

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