PostgreSQL up to 9.2.3 pg_start_backup/pg_stop_backup access control

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in PostgreSQL up to 9.2.3. It has been rated as problematic. The impacted element is the function pg_start_backup/pg_stop_backup. Performing a manipulation results in access control. This vulnerability is cataloged as CVE-2013-1901. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in PostgreSQL up to 9.2.3 (Database Software). It has been classified as problematic. This affects the function pg_start_backup/pg_stop_backup. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on integrity. The summary by CVE is:

PostgreSQL 9.2.x before 9.2.4 and 9.1.x before 9.1.9 does not properly check REPLICATION privileges, which allows remote authenticated users to bypass intended backup restrictions by calling the (1) pg_start_backup or (2) pg_stop_backup functions.

The weakness was shared 04/04/2013 by Marko Kreen as 1028387 as confirmed advisory (Website). The advisory is shared at securitytracker.com. The vendor cooperated in the coordination of the public release. This vulnerability is uniquely identified as CVE-2013-1901 since 02/19/2013. The exploitability is told to be easy. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 65857 (PostgreSQL 9.1 < 9.1.9 / 9.2 < 9.2.4 Denial of Service), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350568 (Amazon Linux Security Advisory for postgresql9: ALAS-2013-178).

Upgrading to version 9.1.9 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (65857), OSVDB (91960†), Secunia (SA52837†), SecurityTracker (ID 1028387†) and Vulnerability Center (SBV-39031†). The entries VDB-8167, VDB-8168, VDB-8170 and VDB-8171 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 65857
Nessus Name: PostgreSQL 9.1 < 9.1.9 / 9.2 < 9.2.4 Denial of Service
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 892657
OpenVAS Name: Debian Security Advisory DSA 2657-1 (postgresql-8.4 - guessable random numbers
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: PostgreSQL 9.1.9

Timelineinfo

02/19/2013 🔍
04/04/2013 +44 days 🔍
04/04/2013 +0 days 🔍
04/04/2013 +0 days 🔍
04/04/2013 +0 days 🔍
04/04/2013 +0 days 🔍
04/04/2013 +0 days 🔍
04/07/2013 +3 days 🔍
04/08/2013 +1 days 🔍
04/08/2013 +0 days 🔍
05/06/2021 +2950 days 🔍

Sourcesinfo

Product: postgresql.org

Advisory: 1028387⛔
Researcher: Marko Kreen
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-1901 (🔍)
GCVE (CVE): GCVE-0-2013-1901
GCVE (VulDB): GCVE-100-8169

OVAL: 🔍
IAVM: 🔍

Secunia: 52837 - PostgreSQL Multiple Vulnerabilities, Less Critical
OSVDB: 91960
SecurityTracker: 1028387 - PostgreSQL Bugs Let Remote Users Deny Service and Let Local Users Gain Elevated Privileges
Vulnerability Center: 39031 - PostgreSQL 9.x Remote Authenticated Back-Up Restriction Bypass, Medium

See also: 🔍

Entryinfo

Created: 04/08/2013 12:45
Updated: 05/06/2021 19:15
Changes: 04/08/2013 12:45 (83), 04/26/2017 23:43 (4), 05/06/2021 19:15 (3)
Complete: 🔍
Committer:
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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