Linux Kernel up to 2.6.2 on PPC64 copy_from_user denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 2.6.2 on PPC64. The impacted element is the function copy_from_user. The manipulation results in denial of service. This vulnerability is reported as CVE-2003-0986. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 2.6.2 on PPC64 (Operating System). Affected is the function copy_from_user. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Various routines for the ppc64 architecture on Linux kernel 2.6 prior to 2.6.2 and 2.4 prior to 2.4.24 do not use the copy_from_user function when copying data from userspace to kernelspace, which crosses security boundaries and allows local users to cause a denial of service.

The bug was discovered 01/07/2004. The weakness was disclosed 12/31/2003 (Website). The advisory is shared for download at redhat.com. This vulnerability is traded as CVE-2003-0986 since 12/16/2003. The exploitability is told to be easy. The attack needs to be approached locally. A authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 12451 (RHEL 3 : kernel (RHSA-2004:017)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l.

Upgrading to version 2.4.24 or 2.6.20.3 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (15246), Tenable (12451), OSVDB (28110†) and Vulnerability Center (SBV-22184†). The entries VDB-21571 and VDB-21642 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 12451
Nessus Name: RHEL 3 : kernel (RHSA-2004:017)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Kernel 2.4.24/2.6.20.3

Timelineinfo

12/16/2003 🔍
12/31/2003 +15 days 🔍
12/31/2003 +0 days 🔍
12/31/2003 +0 days 🔍
01/07/2004 +7 days 🔍
01/16/2004 +9 days 🔍
07/06/2004 +172 days 🔍
05/26/2009 +1785 days 🔍
08/22/2014 +1914 days 🔍
09/05/2019 +1840 days 🔍

Sourcesinfo

Vendor: kernel.org

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

CVE: CVE-2003-0986 (🔍)
GCVE (CVE): GCVE-0-2003-0986
GCVE (VulDB): GCVE-100-21072

OVAL: 🔍

X-Force: 15246
OSVDB: 28110 - CVE-2003-0986 - Linux - Kernel - Denial-Of-Service Issue
Vulnerability Center: 22184 - Linux Kernel 2.6 -2.6.1 and 2.4 -2.4.23 Local Denial of Service Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 08/22/2014 13:11
Updated: 09/05/2019 06:51
Changes: 08/22/2014 13:11 (70), 09/05/2019 06:51 (4)
Complete: 🔍
Cache ID: 216:0D3:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!