Use-after-free in ProFTPD - CVE-2011-4130
Published: December 6, 2011 / Updated: July 28, 2020
Vulnerability identifier: #VU32845
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2011-4130
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing vectors involving an error that occurs after an FTP data transfer. A remote authenticated users can execute arbitrary code.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
ProFTPD
proftpd (Alpine package)
proftpd
Fedora
Slackware Linux
proftpd (Alpine package)
proftpd
Fedora
Slackware Linux
How to mitigate CVE-2011-4130
Update to version 1.3.3g.
ProFTPD - update to 1.3.3g
proftpd (Alpine package) - update to 1.3.4a-r0
proftpd - addressed in versions 1.3.3g-1.el5, 1.3.3g-1.el6
proftpd (Alpine package) - update to 1.3.4a-r0
proftpd - addressed in versions 1.3.3g-1.el5, 1.3.3g-1.el6