Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Openvpn | Openvpn | 2.0 (including) | 2.0 (including) |
| Openvpn | Openvpn | 2.0_beta11 (including) | 2.0_beta11 (including) |
| Openvpn_access_server | Openvpn | 2.0.1 (including) | 2.0.1 (including) |
| Openvpn_access_server | Openvpn | 2.0.2 (including) | 2.0.2 (including) |
| Openvpn | Ubuntu | dapper | * |
| Openvpn | Ubuntu | devel | * |
| Openvpn | Ubuntu | edgy | * |
| Openvpn | Ubuntu | feisty | * |
References
- http://marc.info/?l=bugtraq\u0026m=113081023121059\u0026w=2
- http://openvpn.net/changelog.html
- http://secunia.com/advisories/17376
- http://secunia.com/advisories/17447
- http://secunia.com/advisories/17452
- http://secunia.com/advisories/17480
- http://www.debian.org/security/2005/dsa-885
- http://www.gentoo.org/security/en/glsa/glsa-200511-07.xml
- http://www.novell.com/linux/security/advisories/2005_25_sr.html
- http://www.securityfocus.com/archive/1/415487
- http://www.securityfocus.com/bid/15239
- http://www.vupen.com/english/advisories/2005/2255
- http://marc.info/?l=bugtraq\u0026m=113081023121059\u0026w=2
- http://openvpn.net/changelog.html
- http://secunia.com/advisories/17376
- http://secunia.com/advisories/17447
- http://secunia.com/advisories/17452
- http://secunia.com/advisories/17480
- http://www.debian.org/security/2005/dsa-885
- http://www.gentoo.org/security/en/glsa/glsa-200511-07.xml
- http://www.novell.com/linux/security/advisories/2005_25_sr.html
- http://www.securityfocus.com/archive/1/415487
- http://www.securityfocus.com/bid/15239
- http://www.vupen.com/english/advisories/2005/2255