CVE-2011-0762
MEDIUM severity · CVSS 4 · Uncontrolled resource consumption
4CVSS MEDIUM
Summary
The vsf_filename_passes_filter function in ls.c in vsftpd before 2.3.3 allows remote authenticated users to cause a denial of service (CPU consumption and process slot exhaustion) via crafted glob expressions in STAT commands in multiple FTP sessions, a different vulnerability than CVE-2010-2632.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)73%
AV:N/AC:L/Au:S/C:N/I:N/A:P
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- ftp://vsftpd.beasts.org/users/cevans/untar/vsftpd-2.3.4/Changelog
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=622741Advisory
- http://cxib.net/stuff/vspoc232.c
- http://jvn.jp/en/jp/JVN37417423/index.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055881.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055882.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055957.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.htmlAdvisory