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Vulnerability Details : CVE-2009-3527

Race condition in the Pipe (IPC) close function in FreeBSD 6.3 and 6.4 allows local users to cause a denial of service (crash) or gain privileges via vectors related to kqueues, which triggers a use after free, leading to a NULL pointer dereference or memory corruption.
Publish Date : 2009-10-06 Last Update Date : 2009-10-07
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- CVSS Scores & Vulnerability Types

CVSS Score
6.9
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Denial Of ServiceGain privilegesMemory corruption
CWE ID 362

- Products Affected By CVE-2009-3527

# Product Type Vendor Product Version Update Edition Language
1 OS Freebsd Freebsd 6.3 Version Details Vulnerabilities
2 OS Freebsd Freebsd 6.4 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Freebsd Freebsd 2

- References For CVE-2009-3527

http://osvdb.org/58544
OSVDB 58544
http://www.securityfocus.com/archive/1/506449
BUGTRAQ 20090913 Re: [Full-disclosure] FreeBSD <= 6.1 kqueue() NULL pointer dereference
http://www.securityfocus.com/bid/36375
BID 36375 FreeBSD 'kqueue' NULL Pointer Dereference Privilege Escalation Vulnerability Release Date:2009-10-09
http://security.freebsd.org/advisories/FreeBSD-SA-09:13.pipe.asc
FREEBSD FreeBSD-SA-09:13
http://www.securitytracker.com/id?1022982
SECTRACK 1022982

- Metasploit Modules Related To CVE-2009-3527

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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