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Vulnerability Details : CVE-2007-0257

** DISPUTED ** Unspecified vulnerability in the expand_stack function in grsecurity PaX allows local users to gain privileges via unspecified vectors. NOTE: the grsecurity developer has disputed this issue, stating that "the function they claim the vulnerability to be in is a trivial function, which can, and has been, easily checked for any supposed vulnerabilities." The developer also cites a past disclosure that was not proven. As of 20070120, the original researcher has released demonstration code.
Publish Date : 2007-01-16 Last Update Date : 2008-11-15
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- CVSS Scores & Vulnerability Types

CVSS Score
7.2
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 Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Gain privileges
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2007-0257

# Product Type Vendor Product Version Update Edition Language
1 Application Grsecurity Grsecurity Kernel Patch 1.9.4 Version Details Vulnerabilities
2 Application Grsecurity Grsecurity Kernel Patch 2.0.1 Version Details Vulnerabilities
3 Application Grsecurity Grsecurity Kernel Patch 2.0.2 Version Details Vulnerabilities
4 Application Grsecurity Grsecurity Kernel Patch 2.1.0 Version Details Vulnerabilities
5 Application Grsecurity Grsecurity Kernel Patch 2.1.1 Version Details Vulnerabilities
6 Application Grsecurity Grsecurity Kernel Patch 2.1.2 Version Details Vulnerabilities
7 Application Grsecurity Grsecurity Kernel Patch 2.1.3 Version Details Vulnerabilities
8 Application Grsecurity Grsecurity Kernel Patch 2.1.4 Version Details Vulnerabilities
9 Application Grsecurity Grsecurity Kernel Patch 2.1.5 Version Details Vulnerabilities
10 Application Grsecurity Grsecurity Kernel Patch 2.1.6 Version Details Vulnerabilities
11 Application Grsecurity Grsecurity Kernel Patch 2.1.7 Version Details Vulnerabilities
12 Application Grsecurity Grsecurity Kernel Patch 2.1.8 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Grsecurity Grsecurity Kernel Patch 12

- References For CVE-2007-0257

http://osvdb.org/32727
OSVDB 32727
http://secunia.com/advisories/23713
SECUNIA 23713
http://www.digitalarmaments.com/news_news.shtml
http://securitytracker.com/id?1017509
SECTRACK 1017509
http://www.digitalarmaments.com/pre2007-00018659.html
http://www.frsirt.com/english/advisories/2007/0155
VUPEN ADV-2007-0155
http://www.securityfocus.com/archive/1/archive/1/456626/100/0/threaded
BUGTRAQ 20070111 Digital Armaments Security Pre-Advisory 11.01.2007: Grsecurity Kernel PaX - Local root vulnerability
http://www.securityfocus.com/archive/1/archive/1/456722/100/0/threaded
BUGTRAQ 20070112 Lies? [Was: Re: Digital Armaments Security Pre-Advisory11.01.2007: Grsecurity Kernel PaX - Local root vulnerability]
http://www.securityfocus.com/archive/1/archive/1/457509/100/0/threaded
BUGTRAQ 20070120 Digital Armaments Security Advisory 20.01.2007: Grsecurity Kernel PaX Vulnerability
http://www.securityfocus.com/bid/22014
BID 22014 Grsecurity Kernel PaX Local Privilege Escalation Vulnerability Release Date:2007-03-09
http://www.securityfocus.com/archive/1/archive/1/462302/100/100/threaded
BUGTRAQ 20070309 Re: Digital Armaments Security Advisory 20.01.2007: Grsecurity Kernel PaX Vulnerability
http://grsecurity.net/news.php#digitalfud
http://forums.grsecurity.net/viewtopic.php?t=1646

- Metasploit Modules Related To CVE-2007-0257

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


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