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Vulnerability Details : CVE-2006-6304

The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.
Publish Date : 2006-12-14 Last Update Date : 2012-03-19
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- CVSS Scores & Vulnerability Types

CVSS Score
7.5
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 None
Vulnerability Type(s)
CWE ID 399

- Vendor Statements

This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3, 4 and Red Hat Enterprise MRG. Shipped kernels do not include upstream commit d025c9db that introduced the problem. This upstream commit was backported in Red Hat Enterprise Linux 5 via RHSA-2009:0225. It was later reported and addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2010-0046.html
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
1.9
AV:L/AC:M/Au:N/C:N/I:P/A:N 2009-12-04 2009-11-12
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- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2010-0046 -- kernel security and bug fix update (important) oval:org.mitre.oval:def:27615 unix
ELSA-2010:0046: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22940 unix
Linux Kernel Do_Coredump Security Bypass Vulnerability oval:org.mitre.oval:def:7446 unix
RHSA-2010:0046: kernel security and bug fix update (Important) oval:org.mitre.oval:def:21777 unix
RHSA-2010:0046: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20100046 unix
The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, w... oval:org.mitre.oval:def:10797 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2006-6304

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.6.19 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2006-6304

http://secunia.com/advisories/23349
SECUNIA 23349
http://support.avaya.com/css/P8/documents/100073666 CONFIRM
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.19.1 CONFIRM
http://www.trustix.org/errata/2006/0074/
TRUSTIX 2006-0074
http://www.vupen.com/english/advisories/2006/5002
VUPEN ADV-2006-5002
https://rhn.redhat.com/errata/RHSA-2010-0095.html
REDHAT RHSA-2010:0095
https://rhn.redhat.com/errata/RHSA-2010-0046.html
REDHAT RHSA-2010:0046
http://www.securityfocus.com/bid/21591
BID 21591 Linux Kernel Do_Coredump Security Bypass Vulnerability Release Date:2010-05-28

- Metasploit Modules Related To CVE-2006-6304

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


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