FreeBSD 7.0/7.1/7.2 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

A vulnerability was found in FreeBSD 7.0/7.1/7.2 (Operating System). It has been classified as critical. This affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The ktimer feature (sys/kern/kern_time.c) in FreeBSD 7.0, 7.1, and 7.2 allows local users to overwrite arbitrary kernel memory via an out-of-bounds timer value.

The weakness was disclosed 03/26/2009 (Website). The advisory is shared at milw0rm.com. This vulnerability is uniquely identified as CVE-2009-1041 since 03/22/2009. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (49362).

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: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.4
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 63704
OpenVAS Name: FreeBSD Security Advisory (FreeBSD-SA-09:06.ktimer.asc)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/22/2009 🔍
03/23/2009 +1 days 🔍
03/23/2009 +0 days 🔍
03/23/2009 +0 days 🔍
03/26/2009 +3 days 🔍
03/26/2009 +0 days 🔍
05/28/2013 +1524 days 🔍
03/17/2015 +658 days 🔍
08/09/2021 +2337 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: milw0rm.com
Status: Confirmed

CVE: CVE-2009-1041 (🔍)
X-Force: 49362
SecurityTracker: 1021882 - FreeBSD ktimer Input Validation Flaw Lets Local Users Gain Elevated Privileges
Vulnerability Center: 39734 - FreeBSD 7.0 and 7.1 ktimer Feature Allows Local Kernel Memory Overwrite, Medium
SecurityFocus: 34196 - FreeBSD 'ktimer' Local Privilege Escalation Vulnerability

Entryinfo

Created: 03/17/2015 23:38
Updated: 08/09/2021 09:43
Changes: 03/17/2015 23:38 (57), 05/01/2017 00:27 (8), 08/09/2021 09:43 (3)
Complete: 🔍

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