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Vulnerability Details : CVE-2009-0537 (1 public exploit)

Integer overflow in the fts_build function in fts.c in libc in (1) OpenBSD 4.4 and earlier and (2) Microsoft Interix 6.0 build 10.0.6030.0 allows context-dependent attackers to cause a denial of service (application crash) via a deep directory tree, related to the fts_level structure member, as demonstrated by (a) du, (b) rm, (c) chmod, and (d) chgrp on OpenBSD; and (e) SearchIndexer.exe on Vista Enterprise.
Publish Date : 2009-03-09 Last Update Date : 2009-03-21
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- CVSS Scores & Vulnerability Types

CVSS Score
4.9
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
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) Denial Of ServiceOverflow
CWE ID 189

- Products Affected By CVE-2009-0537

# Product Type Vendor Product Version Update Edition Language
1 Application Microsoft Interix 6.0 10.0.6030.0 Version Details Vulnerabilities
2 OS Openbsd Openbsd 2.0 Version Details Vulnerabilities
3 OS Openbsd Openbsd 2.1 Version Details Vulnerabilities
4 OS Openbsd Openbsd 2.2 Version Details Vulnerabilities
5 OS Openbsd Openbsd 2.3 Version Details Vulnerabilities
6 OS Openbsd Openbsd 2.4 Version Details Vulnerabilities
7 OS Openbsd Openbsd 2.5 Version Details Vulnerabilities
8 OS Openbsd Openbsd 2.6 Version Details Vulnerabilities
9 OS Openbsd Openbsd 2.7 Version Details Vulnerabilities
10 OS Openbsd Openbsd 2.8 Version Details Vulnerabilities
11 OS Openbsd Openbsd 2.9 Version Details Vulnerabilities
12 OS Openbsd Openbsd 3.0 Version Details Vulnerabilities
13 OS Openbsd Openbsd 3.1 Version Details Vulnerabilities
14 OS Openbsd Openbsd 3.2 Version Details Vulnerabilities
15 OS Openbsd Openbsd 3.3 Version Details Vulnerabilities
16 OS Openbsd Openbsd 3.4 Version Details Vulnerabilities
17 OS Openbsd Openbsd 3.5 Version Details Vulnerabilities
18 OS Openbsd Openbsd 3.6 Version Details Vulnerabilities
19 OS Openbsd Openbsd 3.7 Version Details Vulnerabilities
20 OS Openbsd Openbsd 3.8 Version Details Vulnerabilities
21 OS Openbsd Openbsd 3.9 Version Details Vulnerabilities
22 OS Openbsd Openbsd 4.0 Version Details Vulnerabilities
23 OS Openbsd Openbsd 4.1 Version Details Vulnerabilities
24 OS Openbsd Openbsd 4.2 Version Details Vulnerabilities
25 OS Openbsd Openbsd 4.3 Version Details Vulnerabilities
26 OS Openbsd Openbsd 4.4 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Microsoft Interix 1
Openbsd Openbsd 25

- References For CVE-2009-0537

Exploit! http://www.milw0rm.com/exploits/8163
MILW0RM 8163
http://securityreason.com/achievement_securityalert/60
SREASONRES 20090304 libc:fts_*():multiple vendors, Denial-of-service
http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c CONFIRM
http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c.diff?r1=1.41;r2=1.42;f=h CONFIRM
http://www.securityfocus.com/archive/1/archive/1/501505/100/0/threaded
BUGTRAQ 20090305 libc:fts_*():multiple vendors, Denial-of-service
http://www.securitytracker.com/id?1021818
SECTRACK 1021818
http://www.securityfocus.com/bid/34008
BID 34008 Multiple Vendor libc 'fts.c' Denial of Service Vulnerability Release Date:2010-01-04

- Metasploit Modules Related To CVE-2009-0537

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


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