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Vulnerability Details : CVE-2008-1940

The RBAC functionality in grsecurity before 2.1.11-2.6.24.5 and 2.1.11-2.4.36.2 does not enforce user_transition_deny and user_transition_allow rules for the (1) sys_setfsuid and (2) sys_setfsgid calls, which allows local users to bypass restrictions for those calls.
Publish Date : 2008-04-25 Last Update Date : 2017-08-07
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- CVSS Scores & Vulnerability Types

CVSS Score
4.6
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
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 User
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 264

- Products Affected By CVE-2008-1940

# Product Type Vendor Product Version Update Edition Language
1 Application Grsecurity Grsecurity Kernel Patch 2.4.33 Version Details Vulnerabilities
2 Application Grsecurity Grsecurity Kernel Patch 2.4.33.2 Version Details Vulnerabilities
3 Application Grsecurity Grsecurity Kernel Patch 2.4.33.3 Version Details Vulnerabilities
4 Application Grsecurity Grsecurity Kernel Patch 2.4.33.4 Version Details Vulnerabilities
5 Application Grsecurity Grsecurity Kernel Patch 2.4.34 Version Details Vulnerabilities
6 Application Grsecurity Grsecurity Kernel Patch 2.6.18 Version Details Vulnerabilities
7 Application Grsecurity Grsecurity Kernel Patch 2.6.24.4 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Grsecurity Grsecurity Kernel Patch 7

- References For CVE-2008-1940

https://exchange.xforce.ibmcloud.com/vulnerabilities/41952
XF grsecurity-rbac-security-bypass(41952)
http://www.securityfocus.com/bid/28889
BID 28889 grsecurity Multiple RBAC Local Security Bypass Vulnerabilities Release Date:2008-04-22
http://www.securitytracker.com/id?1019919
SECTRACK 1019919
http://www.vupen.com/english/advisories/2008/1323/references
VUPEN ADV-2008-1323
http://www.grsecurity.org/news.php#grsec21113 CONFIRM

- Metasploit Modules Related To CVE-2008-1940

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


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