Linux Kernel 2.4.33/2.6.17.9 denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel 2.4.33/2.6.17.9. It has been classified as problematic. Impacted is an unknown function. The manipulation leads to denial of service. This vulnerability is listed as CVE-2006-4093. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Linux Kernel 2.4.33/2.6.17.9 (Operating System) and classified as problematic. This issue affects an unknown code block. 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 availability. The summary by CVE is:

Linux kernel 2.x.6 before 2.6.17.9 and 2.4.x before 2.4.33.1 on PowerPC PPC970 systems allows local users to cause a denial of service (crash) related to the "HID0 attention enable on PPC970 at boot time."

The bug was discovered 08/18/2006. The weakness was presented 08/21/2006 (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2006-4093 since 08/11/2006. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 23911 (Debian DSA-1237-1 : kernel-source-2.4.27 - several vulnerabilities), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156246 (Oracle Enterprise Linux Update for Kernel (ELSA-2006:0617, ELSA-2006:0689)).

Upgrading to version 2.x.6 eliminates this vulnerability. A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (28518), Tenable (23911), SecurityFocus (BID 19615†), OSVDB (28034†) and Secunia (SA21563†). See VDB-2256, VDB-2254, VDB-2255 and VDB-2257 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.2
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 23911
Nessus Name: Debian DSA-1237-1 : kernel-source-2.4.27 - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 57408
OpenVAS Name: Debian Security Advisory DSA 1184-1 (kernel-source-2.6.8)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Kernel 2.x.6

Timelineinfo

08/11/2006 🔍
08/18/2006 +7 days 🔍
08/18/2006 +0 days 🔍
08/21/2006 +3 days 🔍
08/21/2006 +0 days 🔍
08/21/2006 +0 days 🔍
10/16/2006 +56 days 🔍
12/17/2006 +62 days 🔍
12/18/2006 +1 days 🔍
03/12/2015 +3006 days 🔍
07/09/2019 +1580 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-4093 (🔍)
GCVE (CVE): GCVE-0-2006-4093
GCVE (VulDB): GCVE-100-31883

OVAL: 🔍

X-Force: 28518
SecurityFocus: 19615 - Linux Kernel PPC970 Systems Local Denial of Service Vulnerability
Secunia: 21563
OSVDB: 28034 - CVE-2006-4093 - Linux - Denial of Service Issue
Vulnerability Center: 12910 - Linux Kernel Denial of Service Related to HID0, Low
Vupen: ADV-2006-3330

See also: 🔍

Entryinfo

Created: 03/12/2015 15:51
Updated: 07/09/2019 11:01
Changes: 03/12/2015 15:51 (77), 07/09/2019 11:01 (8)
Complete: 🔍
Cache ID: 216::103

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