CVE-2007-3961 - Off-by-one error in the fsp_readdir_r function in fsplib.c in fsplib before 0.9 allows remote attack

CVE-2007-3961

Summary

Off-by-one error in the fsp_readdir_r function in fsplib.c in fsplib before 0.9 allows remote attackers to cause a denial of service via a directory entry whose length is exactly MAXNAMELEN, which prevents a terminating null byte from being added. Vendor has supplied upgrade patch: http://sourceforge.net/project/showfiles.php?group_id=93841&package_id=139615&release_id=526638

References

Vulnerable Configurations

cpe:2.3:a:fsp:c_library:*:*:*:*:*:*:*:*
cpe:2.3:a:fsp:c_library:*:*:*:*:*:*:*:*

CVSS

Base:	5.0 (as of 15-11-2008 - 06:54)
Impact:
Exploitability:

CWE

NVD-CWE-Other

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	LOW	NONE

Impact

Confidentiality	Integrity	Availability
NONE	NONE	PARTIAL

cvss-vector via4

AV:N/AC:L/Au:N/C:N/I:N/A:P

refmap via4

confirm	http://bugs.gentoo.org/show_bug.cgi?id=188252 http://fsp.cvs.sourceforge.net/fsp/fsplib/ChangeLog?revision=1.17&view=markup
gentoo	GLSA-200711-01
mandriva	MDVSA-2008:018
misc	http://fsp.cvs.sourceforge.net/fsp/fsplib/fsplib.c?r1=1.19&r2=1.20
osvdb	38568
secunia	26184 26378 27501

statements via4

contributor	Mark J Cox
lastmodified	2007-08-10
organization	Red Hat
statement	Red Hat does not consider a user assisted client crash such as this to be a security flaw.

Last major update

15-11-2008 - 06:54

Published

25-07-2007 - 17:30

Last modified

15-11-2008 - 06:54