Red Hat Linux 6.0/6.1/6.2 PAM Module pam_console privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

A vulnerability has been found in Red Hat Linux 6.0/6.1/6.2 (Operating System) and classified as critical. This vulnerability affects an unknown functionality of the file pam_console of the component PAM Module. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The pam_console PAM module in Linux systems performs a chown on various devices upon a user login, but an open file descriptor for those devices can be maintained after the user logs out, which allows that user to sniff activity on these devices when subsequent users log in.

The issue has been introduced in 04/26/1999. The weakness was published 05/03/2000 by Michal Zalewski (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability was named CVE-2000-0378. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 373 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19900) and SecurityFocus (BID 1176†).

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

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

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Price Prediction: 🔍
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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/26/1999 🔍
05/03/2000 +373 days 🔍
05/03/2000 +0 days 🔍
05/03/2000 +0 days 🔍
06/24/2014 +5165 days 🔍
12/05/2024 +3817 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: archives.neohapsis.com
Researcher: Michal Zalewski
Status: Confirmed

CVE: CVE-2000-0378 (🔍)
SecurityFocus: 1176 - Multiple Linux Vendor pam_console Vulnerability

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

Entryinfo

Created: 06/24/2014 03:38 PM
Updated: 12/05/2024 06:02 AM
Changes: 06/24/2014 03:38 PM (59), 04/14/2019 08:20 PM (1), 12/05/2024 06:02 AM (19)
Complete: 🔍
Cache ID: 18:872:40

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