PostgreSQL up to 7.2.1 TZ/SET TIME ZONE memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in PostgreSQL up to 7.2.1. It has been classified as problematic. This impacts an unknown function. This manipulation of the argument TZ/SET TIME ZONE as part of Environment Variable causes memory corruption. This vulnerability is registered as CVE-2002-1402. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in PostgreSQL up to 7.2.1 (Database Software). It has been declared as problematic. Affected by this vulnerability is an unknown code block. The manipulation of the argument TZ/SET TIME ZONE as part of a Environment Variable leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflows in the (1) TZ and (2) SET TIME ZONE enivronment variables for PostgreSQL 7.2.1 and earlier allow local users to cause a denial of service and possibly execute arbitrary code.

The weakness was published 01/17/2003 (Website). It is possible to read the advisory at debian.org. This vulnerability is known as CVE-2002-1402. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 15002 (Debian DSA-165-1 : postgresql - buffer overflows), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19160 (PostgreSQL TZ Environment Variable Buffer Overflow Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (11079), Tenable (15002), SecurityFocus (BID 6613†), Secunia (SA8034†) and Vulnerability Center (SBV-1802†). Similar entries are available at VDB-18780, VDB-20090, VDB-20091 and VDB-20093. 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: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 15002
Nessus Name: Debian DSA-165-1 : postgresql - buffer overflows
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/19/2002 🔍
09/12/2002 +24 days 🔍
01/17/2003 +127 days 🔍
01/17/2003 +0 days 🔍
01/17/2003 +0 days 🔍
02/12/2003 +26 days 🔍
08/27/2003 +196 days 🔍
09/29/2004 +399 days 🔍
08/07/2014 +3599 days 🔍
09/06/2025 +4048 days 🔍

Sourcesinfo

Product: postgresql.org

Advisory: debian.org
Status: Confirmed

CVE: CVE-2002-1402 (🔍)
GCVE (CVE): GCVE-0-2002-1402
GCVE (VulDB): GCVE-100-20095
X-Force: 11079
SecurityFocus: 6613 - PostgreSQL SET TIME ZONE Environment Variable Buffer Overflow Vulnerability
Secunia: 8034 - Mandrake updates to postgresql, Moderately Critical
Vulnerability Center: 1802 - Buffer Overflows in (1) TZ and (2) SET TIME ZONE Variables for PostgreSQL <=7.2.1, Medium

See also: 🔍

Entryinfo

Created: 08/07/2014 17:02
Updated: 09/06/2025 03:46
Changes: 08/07/2014 17:02 (65), 05/11/2019 23:29 (6), 09/06/2025 03:46 (22)
Complete: 🔍
Cache ID: 216::103

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