CVE-2003-0386
HIGH severity · CVSS 7.5
7.5CVSS HIGH
Summary
OpenSSH 3.6.1 and earlier, when restricting host access by numeric IP addresses and with VerifyReverseMapping disabled, allows remote attackers to bypass "from=" and "user@host" address restrictions by connecting to a host from a system whose reverse DNS hostname contains the numeric IP address.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)6%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- ftp://patches.sgi.com/support/free/security/advisories/20060703-01-U.asc
- http://lists.apple.com/mhonarc/security-announce/msg00038.html
- http://secunia.com/advisories/21129
- http://secunia.com/advisories/21262
- http://secunia.com/advisories/21724
- http://secunia.com/advisories/22196
- http://secunia.com/advisories/23680
- http://support.avaya.com/elmodocs2/security/ASA-2006-174.htm