Unix 6.2 Locale Subsystem gettext/catopen access control

CVSS Meta Temp Score
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CTI Interest Score
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8.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Unix 6.2. This vulnerability affects the function gettext/catopen of the component Locale Subsystem. Performing a manipulation results in access control. This vulnerability is known as CVE-2000-0844. Furthermore, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Unix 6.2 (Operating System). This affects the function gettext/catopen of the component Locale Subsystem. 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 confidentiality, integrity, and availability. The summary by CVE is:

Some functions that implement the locale subsystem on Unix do not properly cleanse user-injected format strings, which allows local attackers to execute arbitrary commands via functions such as gettext and catopen.

The bug was discovered 09/04/2000. The weakness was published 09/05/2000 by Solar Eclipse with Core (Website). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is uniquely identified as CVE-2000-0844. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

A public exploit has been developed by Solar Eclipse in ANSI C and been published 3 months after the advisory. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5176), Exploit-DB (197), SecurityFocus (BID 1634†), OSVDB (14794†) and Vulnerability Center (SBV-22111†). Similar entry is available at VDB-15976. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.8
VulDB Temp Score: 8.8
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Solar Eclipse
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

09/04/2000 🔍
09/04/2000 +0 days 🔍
09/04/2000 +0 days 🔍
09/05/2000 +0 days 🔍
11/14/2000 +70 days 🔍
11/20/2000 +6 days 🔍
11/20/2000 +0 days 🔍
03/15/2005 +1575 days 🔍
05/24/2009 +1531 days 🔍
06/30/2014 +1863 days 🔍
10/06/2024 +3751 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: Solar Eclipse
Organization: Core
Status: Confirmed

CVE: CVE-2000-0844 (🔍)
GCVE (CVE): GCVE-0-2000-0844
GCVE (VulDB): GCVE-100-15975
X-Force: 5176
SecurityFocus: 1634 - Multiple Vendor Locale Subsystem Format String Vulnerability
OSVDB: 14794 - Multiple Unix Vendor locale subsystem Multiple Function Format String
Vulnerability Center: 22111 - Multiple Vendor Locale Subsystem Local Arbitrary Code Execution Vulnerability, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/30/2014 13:10
Updated: 10/06/2024 10:59
Changes: 06/30/2014 13:10 (74), 09/04/2019 14:50 (1), 10/06/2024 10:59 (16)
Complete: 🔍
Cache ID: 216::103

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