Linux Kernel 2.6.20.1 fib_hash.c fib_seq_start denial of service

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

A vulnerability classified as problematic was found in Linux Kernel 2.6.20.1 (Operating System). This vulnerability affects the function fib_seq_start of the file fib_hash.c. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

The fib_seq_start function in fib_hash.c in Linux kernel allows local users to cause a denial of service (system crash) via /proc/net/route.

The bug was discovered 03/19/2005. The weakness was shared 05/02/2005 (Website). The advisory is available at marc.theaimsgroup.com. This vulnerability was named CVE-2005-1041 since 04/12/2005. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 31 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 21928 (CentOS 3 / 4 : kernel (CESA-2005:366)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117964 (CentOS Security Update for Kernel (CESA-2005:366)).

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

The vulnerability is also documented in the databases at X-Force (21168) and Tenable (21928). The entries 1226, 1227, 1228 and 1224 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

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

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Nessus ID: 21928
Nessus Name: CentOS 3 / 4 : kernel (CESA-2005:366)
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 65407
OpenVAS Name: SLES9: Security update for Linux kernel
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/19/2005 🔍
04/12/2005 +24 days 🔍
04/19/2005 +7 days 🔍
04/19/2005 +0 days 🔍
05/02/2005 +13 days 🔍
05/02/2005 +0 days 🔍
11/23/2005 +205 days 🔍
12/15/2005 +22 days 🔍
07/05/2006 +202 days 🔍
02/05/2007 +215 days 🔍
03/10/2015 +2955 days 🔍
06/11/2019 +1554 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: marc.theaimsgroup.com
Status: Not defined

CVE: CVE-2005-1041 (🔍)
OVAL: 🔍

X-Force: 21168
Vulnerability Center: 9734 - Linux Kernel Local DoS via fib_seq_start Function, Medium
SecurityFocus: 13267 - Linux Kernel Fib_Seq_Start Local Denial of Service Vulnerability
Secunia: 17918 - SUSE update for kernel, Less Critical
OSVDB: 15729 - Linux kernel fib_hash.c denial of service

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Entryinfo

Created: 03/10/2015 23:05
Updated: 06/11/2019 17:52
Changes: 03/10/2015 23:05 (76), 06/11/2019 17:52 (8)
Complete: 🔍

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