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Vulnerability Details : CVE-2003-0386

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.
Publish Date : 2003-07-02 Last Update Date : 2010-08-21
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- CVSS Scores & Vulnerability Types

CVSS Score
7.5
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat low 2003-06-05
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- Related OVAL Definitions

Title Definition Id Class Family
OpenSSH 3.6.1 and earlier, when restricting host access by numeric IP addresses and with VerifyReverseMapping disabled, ... oval:org.mitre.oval:def:9894 unix
RHSA-2006:0298: openssh security update (Low) oval:com.redhat.rhsa:def:20060298 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2003-0386

# Product Type Vendor Product Version Update Edition Language
1 Application Openbsd Openssh 3.6.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Openbsd Openssh 1

- References For CVE-2003-0386

http://secunia.com/advisories/21129
SECUNIA 21129
http://secunia.com/advisories/21262
SECUNIA 21262
http://secunia.com/advisories/21724
SECUNIA 21724
http://secunia.com/advisories/22196
SECUNIA 22196
http://secunia.com/advisories/23680
SECUNIA 23680
http://www.securityfocus.com/bid/7831
BID 7831 OpenSSH Reverse DNS Lookup Access Control Bypass Vulnerability Release Date:2006-10-02
http://www.redhat.com/support/errata/RHSA-2006-0698.html
REDHAT RHSA-2006:0698
http://www.redhat.com/support/errata/RHSA-2006-0298.html
REDHAT RHSA-2006:0298
http://support.avaya.com/elmodocs2/security/ASA-2006-174.htm CONFIRM
http://www.securityfocus.com/archive/1/324016/2003-06-03/2003-06-09/0
BUGTRAQ 20030605 OpenSSH remote clent address restriction circumvention
http://lists.apple.com/mhonarc/security-announce/msg00038.html CONFIRM
http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html CONFIRM
ftp://patches.sgi.com/support/free/security/advisories/20060703-01-U.asc
SGI 20060703-01-P
http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html CONFIRM
http://www.kb.cert.org/vuls/id/978316
CERT-VN VU#978316

- Metasploit Modules Related To CVE-2003-0386

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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