FreeBSD 6.1 Filesystem ffs_mountfs numeric error

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.
5.3$0-$5k0.00

A vulnerability, which was classified as problematic, was found in FreeBSD 6.1 (Operating System). Affected is the function ffs_mountfs of the component Filesystem. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Integer overflow in the ffs_mountfs function in FreeBSD 6.1 allows local users to cause a denial of service (panic) and possibly execute arbitrary code via a crafted UFS filesystem that causes invalid or large size parameters to be provided to the kmem_alloc function. NOTE: a third party states that this issue does not cross privilege boundaries in FreeBSD because only root may mount a filesystem.

The bug was discovered 11/03/2006. The weakness was released 11/03/2006 (Website). The advisory is shared for download at us-cert.gov. This vulnerability is traded as CVE-2006-5679 since 11/03/2006. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 24811 (Mac OS X < 10.4.9 Multiple Vulnerabilities (Security Update 2007-003)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115527 (Apple Mac OS X 10.4.9 and Security Update 2007-003 Not Installed (APPLE-SA-2007-03-13)).

Upgrading 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 (30039) and Tenable (24811). Entries connected to this vulnerability are available at 2060, 2621, 2709 and 2824.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 24811
Nessus Name: Mac OS X < 10.4.9 Multiple Vulnerabilities (Security Update 2007-003)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

11/03/2006 🔍
11/03/2006 +0 days 🔍
11/03/2006 +0 days 🔍
11/03/2006 +0 days 🔍
11/03/2006 +0 days 🔍
11/03/2006 +0 days 🔍
11/06/2006 +3 days 🔍
03/13/2007 +127 days 🔍
03/13/2007 +0 days 🔍
03/13/2007 +0 days 🔍
03/19/2007 +6 days 🔍
03/12/2015 +2915 days 🔍
07/16/2019 +1587 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: us-cert.gov
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-5679 (🔍)
X-Force: 30039
SecurityTracker: 1017751
Vulnerability Center: 14626 - FreeBSD ffs_mountfs Function Integer Overflow via Crafted UFS Filesystem, High
SecurityFocus: 20918 - RETIRED: FreeBSD UFS Filesystem Local Integer Overflow Vulnerability
Secunia: 22736 - FreeBSD UFS Integer Overflow Vulnerabilities, Less Critical
OSVDB: 30196 - CVE-2006-5679 - FreeBSD - Integer Overflow Issue
Vupen: ADV-2007-0930

See also: 🔍

Entryinfo

Created: 03/12/2015 22:21
Updated: 07/16/2019 16:55
Changes: 03/12/2015 22:21 (80), 07/16/2019 16:55 (5)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!