FreeBSD 6.1 ftruncate denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in FreeBSD 6.1. Affected by this vulnerability is the function ftruncate. Such manipulation leads to denial of service. This vulnerability is listed as CVE-2006-5482. In addition, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in FreeBSD 6.1 (Operating System). It has been rated as problematic. Affected by this issue is the function ftruncate. 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. CVE summarizes:

ufs_vnops.c in FreeBSD 6.1 allows local users to cause an unspecified denial of service by calling the ftruncate function on a file type that is not VREG, VLNK or VDIR, which is not defined in POSIX.

The weakness was presented 10/18/2006 by Maxim Konovalov (Website). The advisory is available at lists.freebsd.org. This vulnerability is handled as CVE-2006-5482 since 10/24/2006. The attack needs to approached within the local network. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed by kokanin and been published even before and not after the advisory. The exploit is available at secunia.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at lists.freebsd.org.

The vulnerability is also documented in the databases at Exploit-DB (2541), SecurityFocus (BID 20522†), OSVDB (31049†) and Secunia (SA22413†). See VDB-2619 and VDB-32923 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: kokanin
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: lists.freebsd.org

Timelineinfo

10/13/2006 🔍
10/13/2006 +0 days 🔍
10/13/2006 +0 days 🔍
10/18/2006 +4 days 🔍
10/18/2006 +0 days 🔍
10/20/2006 +2 days 🔍
10/24/2006 +4 days 🔍
10/24/2006 +0 days 🔍
12/26/2006 +63 days 🔍
12/08/2024 +6556 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: lists.freebsd.org
Researcher: Maxim Konovalov
Status: Confirmed

CVE: CVE-2006-5482 (🔍)
GCVE (CVE): GCVE-0-2006-5482
GCVE (VulDB): GCVE-100-2618
SecurityFocus: 20522 - FreeBSD Ftrucante Local Denial of Service Vulnerability
Secunia: 22413 - FreeBSD "ftruncate()" and Scheduler Local Denial of Service, Not Critical
OSVDB: 31049 - FreeBSD ftruncate() Truncate Request Local DoS

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 10/20/2006 14:57
Updated: 12/08/2024 11:48
Changes: 10/20/2006 14:57 (66), 04/22/2018 13:14 (11), 12/08/2024 11:48 (16)
Complete: 🔍
Cache ID: 216:43B:103

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