SuSE Linux 9.0/9.1/9.2/9.3/10.0 Local Privilege Escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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5.4$0-$5k0.00

A vulnerability was found in SuSE Linux 9.0/9.1/9.2/9.3/10.0 (Operating System). It has been rated as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a local privilege escalation vulnerability. Impacted is confidentiality, integrity, and availability. CVE summarizes:

chkstat in suse linux 9.0 through 10.0 allows local users to modify permissions of files by creating a hardlink to a file from a world-writable directory which can cause the link count to drop to 1 when the file is deleted or replaced which is then modified by chkstat to use weaker permissions.

The weakness was shared 10/27/2005 by Stefan Nordhausen (Website). The advisory is shared for download at lists.suse.com. This vulnerability is handled as CVE-2005-3321. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. Technical details are unknown but an exploit is available.

After before and not just, there has been an exploit disclosed. 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 $5k-$25k.

It is possible to mitigate the problem by adding an authentication mechanism.

The vulnerability is also documented in the vulnerability database at X-Force (22853). The entry 26685 is related to this item.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.9
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Authentication
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/24/2005 🔍
10/24/2005 +0 days 🔍
10/24/2005 +0 days 🔍
10/24/2005 +0 days 🔍
10/27/2005 +2 days 🔍
10/27/2005 +0 days 🔍
10/27/2005 +0 days 🔍
11/30/2009 +1495 days 🔍
03/11/2015 +1927 days 🔍
07/06/2021 +2309 days 🔍

Sourcesinfo

Vendor: suse.com

Advisory: lists.suse.com
Researcher: Stefan Nordhausen
Status: Not defined

CVE: CVE-2005-3321 (🔍)
X-Force: 22853
Vulnerability Center: 24241 - SuSE Linux 9.0 Through 10.0 Local Information Disclosure Vulnerability, Medium
SecurityFocus: 15182 - SUSE Linux Permissions Package CHKSTAT Insecure Permissions Handling Vulnerability
Secunia: 17290
OSVDB: 20263 - SUSE Permissions Bypass chkstat Arbitrary File Access

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

Entryinfo

Created: 03/11/2015 23:39
Updated: 07/06/2021 10:05
Changes: 03/11/2015 23:39 (52), 06/06/2019 14:23 (14), 07/06/2021 10:05 (2)
Complete: 🔍

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