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Vulnerability Details : CVE-2013-1957

The clone_mnt function in fs/namespace.c in the Linux kernel before 3.8.6 does not properly restrict changes to the MNT_READONLY flag, which allows local users to bypass an intended read-only property of a filesystem by leveraging a separate mount namespace.
Publish Date : 2013-04-24 Last Update Date : 2013-04-25
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- CVSS Scores & Vulnerability Types

CVSS Score
4.7
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
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 None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 264

- Products Affected By CVE-2013-1957

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 3.8.0 Version Details Vulnerabilities
2 OS Linux Linux Kernel 3.8.1 Version Details Vulnerabilities
3 OS Linux Linux Kernel 3.8.2 Version Details Vulnerabilities
4 OS Linux Linux Kernel 3.8.3 Version Details Vulnerabilities
5 OS Linux Linux Kernel 3.8.4 Version Details Vulnerabilities
6 OS Linux Linux Kernel 3.8.5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 6

- References For CVE-2013-1957

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=132c94e31b8bca8ea921f9f96a57d684fa4ae0a9 CONFIRM
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.6 CONFIRM
https://github.com/torvalds/linux/commit/132c94e31b8bca8ea921f9f96a57d684fa4ae0a9 CONFIRM
http://www.openwall.com/lists/oss-security/2013/04/16/11
MLIST [oss-security] 20130416 Re: Re: Summary of security bugs (now fixed) in user namespaces

- Metasploit Modules Related To CVE-2013-1957

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