Linux Kernel 2.2.19 strnlen_user denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

A vulnerability was found in Linux Kernel 2.2.19 (Operating System) and classified as problematic. Affected by this issue is some unknown functionality of the component strnlen_user. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is confidentiality, and integrity. CVE summarizes:

Unknown vulnerabilities in strnlen_user for Linux kernel before 2.2.19, with unknown impact.

The bug was discovered 04/09/2001. The weakness was disclosed 04/17/2001 (Website). The advisory is shared for download at redhat.com. This vulnerability is handled as CVE-2001-1396. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 38953 (Debian DSA-047-1 : kernel), 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.

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

The vulnerability is also documented in the databases at X-Force (11167) and Tenable (38953). The entries 16586, 16587, 16588 and 16589 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.1
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 38953
Nessus Name: Debian DSA-047-1 : kernel
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53864
OpenVAS Name: Debian Security Advisory DSA 047-1 (various kernel packages)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/09/2001 🔍
04/09/2001 +0 days 🔍
04/16/2001 +7 days 🔍
04/17/2001 +1 days 🔍
04/17/2001 +0 days 🔍
09/29/2004 +1261 days 🔍
05/22/2007 +965 days 🔍
07/03/2014 +2599 days 🔍
07/19/2019 +1842 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2001-1396 (🔍)
X-Force: 11167
Vulnerability Center: 15202 - Linux Kernel strnlen_user Vulnerabilities, High
SecurityFocus: 2529
OSVDB: 9580 - CVE-2001-1396 - Linux - Unspecified Issue

See also: 🔍

Entryinfo

Created: 07/03/2014 16:36
Updated: 07/19/2019 16:49
Changes: 07/03/2014 16:36 (68), 07/19/2019 16:49 (5)
Complete: 🔍

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