ProFTPD Controls (mod_ctrls) module buffer overflow
| proftpd-controls-bo (30906) |  High Risk |
Description:
ProFTPD is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the pr_ctrls_recv_request() function in the mod_ctrls module. A local attacker could exploit this vulnerability to execute arbitrary code on the system with root privileges.
Platforms Affected:
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 2007 X86_64
- MandrakeSoft, Mandrake Linux 2007
- OpenPKG, OpenPKG 2-STABLE
- OpenPKG, OpenPKG CURRENT
- OpenPKG, OpenPKG Enterprise E1.0-SOLID
- ProFTPD, ProFTPD 1.3.0
- ProFTPD, ProFTPD 1.3.0a
Remedy:
Upgrade to the latest version of ProFTPD (1.3.1rc1 or later), available from the ProFTPD Web site. See References.
For Mandriva Linux:
Refer to Mandriva Linux Security Advisory MDKSA-2006:232 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux:
Refer to GLSA 200702-02 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Gain Privileges
References:
- CORE-2006-1127 , ProFTPD Controls Buffer Overflow at http://www.coresecurity.com/index.php5?module=ContentMod&action=item&id=1594.
- ProFTPD Web site, The ProFTPD Project: Home at http://www.proftpd.org/.
- BID-21587: ProFTPD Controls Module Local Buffer Overflow Vulnerability
- CVE-2006-6563: Stack-based buffer overflow in the pr_ctrls_recv_request function in ctrls.c in the mod_ctrls module in ProFTPD before 1.3.1rc1 allows local users to execute arbitrary code via a large reqarglen length value.
- GLSA-200702-02: ProFTPD: Local privilege escalation
- MDKSA-2006:232: Updated proftpd packages fix mod_ctrls vulnerability
- OpenPKG-SA-2006.039: ProFTPD
- SA23371: ProFTPD "mod_ctrls" Privilege Escalation Vulnerability
- VUPEN/ADV-2006-4998: ProFTPD Controls Module pr_ctrls_recv_request() Local Buffer Overflow Vulnerability
Reported:
Dec 13, 2006
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