medium4.9Public exploit code
CVE-2009-0537
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-depen…
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Libc - 'libc:fts_*()' Local Denial of Service2009-03-05 · dos · bsd · Verified
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Interix | Version 6.0 |
| Openbsd | Openbsd | through 4.4 Versions 2.0, 2.1, 2.2, 2.3, 2.4 |
Weakness classification
References
- NVD record
- CVE.org record
- http://securityreason.com/achievement_securityalert/60
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c.diff?r1=1.41%3Br2=1.42%3Bf=h
- http://www.securityfocus.com/archive/1/501505/100/0/threaded
- http://www.securityfocus.com/bid/34008
- http://www.securitytracker.com/id?1021818
- https://www.exploit-db.com/exploits/8163
- http://securityreason.com/achievement_securityalert/60
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c.diff?r1=1.41%3Br2=1.42%3Bf=h
- http://www.securityfocus.com/archive/1/501505/100/0/threaded
- http://www.securityfocus.com/bid/34008
- http://www.securitytracker.com/id?1021818
- https://www.exploit-db.com/exploits/8163