Red Hat Linux 6.0/6.1/6.2/7.0 PAM Module memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Red Hat Linux 6.0/6.1/6.2/7.0. It has been rated as problematic. Affected is an unknown function of the component PAM Module. This manipulation causes memory corruption. This vulnerability is registered as CVE-2000-1189. No exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical was found in Red Hat Linux 6.0/6.1/6.2/7.0 (Operating System). Affected by this vulnerability is an unknown function of the component PAM Module. The manipulation with an unknown input 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 overflow in pam_localuser PAM module in Red Hat Linux 7.x and 6.x allows attackers to gain privileges.

The issue has been introduced in 04/26/1999. The weakness was published 01/09/2001 as RHSA-2000:120 as confirmed advisory (Website). The advisory is shared at redhat.com. This vulnerability is known as CVE-2000-1189. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 624 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at X-Force (5747). 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: 9.3
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.3
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/26/1999 🔍
01/09/2001 +624 days 🔍
01/09/2001 +0 days 🔍
07/02/2014 +4922 days 🔍
04/14/2019 +1747 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2000:120
Status: Confirmed

CVE: CVE-2000-1189 (🔍)
GCVE (CVE): GCVE-0-2000-1189
GCVE (VulDB): GCVE-100-16345
X-Force: 5747

Entryinfo

Created: 07/03/2014 00:51
Updated: 04/14/2019 18:50
Changes: 07/03/2014 00:51 (52), 04/14/2019 18:50 (1)
Complete: 🔍
Cache ID: 216::103

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

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