National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2008-3911 Detail

Description

The proc_do_xprt function in net/sunrpc/sysctl.c in the Linux kernel 2.6.26.3 does not check the length of a certain buffer obtained from userspace, which allows local users to overflow a stack-based buffer and have unspecified other impact via a crafted read system call for the /proc/sys/sunrpc/transports file.

Source:  MITRE      Last Modified:  09/04/2008

Quick Info

CVE Dictionary Entry:
CVE-2008-3911
Original release date:
09/04/2008
Last revised:
08/07/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/05/2008)

Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=27df6f25ff218072e0e879a96beeb398a79cdbc8 External Source CONFIRM http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=27df6f25ff218072e0e879a96beeb398a79cdbc8
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00010.html External Source SUSE SUSE-SA:2008:053
http://lkml.org/lkml/2008/8/30/140 Exploit External Source MLIST [linux-kernel] 20080830 buffer overflow in /proc/sys/sunrpc/transports
http://lkml.org/lkml/2008/8/30/184 External Source MLIST [linux-kernel] 20080830 Re: buffer overflow in /proc/sys/sunrpc/transports
http://www.openwall.com/lists/oss-security/2008/09/04/2 External Source MLIST [oss-security] 20080904 CVE request: kernel: sunrpc: fix possible overrun on read of /proc/sys/sunrpc/transports
http://www.securityfocus.com/bid/31937 External Source BID 31937
https://exchange.xforce.ibmcloud.com/vulnerabilities/45136 External Source XF linux-kernel-procdoxprt-bo(45136)

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:linux:linux_kernel:2.6.26.3:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 2 change records found - show changes