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Vulnerability Details : CVE-2005-0337

Postfix 2.1.3, when /proc/net/if_inet6 is not available and permit_mx_backup is enabled in smtpd_recipient_restrictions, allows remote attackers to bypass e-mail restrictions and perform mail relaying by sending mail to an IPv6 hostname.
Publish Date : 2005-05-02 Last Update Date : 2017-10-11
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- CVSS Scores & Vulnerability Types

CVSS Score
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 2005-01-28 2005-01-31
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @

- Related OVAL Definitions

Title Definition Id Class Family
Buffer overflow in the X render (Xrender) extension in X server 6.8.0 up to allows attackers to cause a denial of ... oval:org.mitre.oval:def:11339 unix
RHSA-2005:152: postfix security update (Low) oval:com.redhat.rhsa:def:2005152 unix
RHSA-2005:152: postfix security update (Low) oval:com.redhat.rhsa:def:20050152 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-2005-0337

# Product Type Vendor Product Version Update Edition Language
1 OS Redhat Enterprise Linux 4.0 * Workstation * Version Details Vulnerabilities
2 OS Redhat Enterprise Linux 4.0 * Advanced Server * Version Details Vulnerabilities
3 OS Redhat Enterprise Linux 4.0 * Enterprise Server * Version Details Vulnerabilities
4 OS Redhat Enterprise Linux Desktop 4.0 * * * Version Details Vulnerabilities
5 OS Suse Suse Linux 8.0 * I386 * Version Details Vulnerabilities
6 OS Suse Suse Linux 8.0 * * * Version Details Vulnerabilities
7 OS Suse Suse Linux 8.1 * * * Version Details Vulnerabilities
8 OS Suse Suse Linux 8.2 * * * Version Details Vulnerabilities
9 OS Suse Suse Linux 9.0 * X86 64 * Version Details Vulnerabilities
10 OS Suse Suse Linux 9.0 * * * Version Details Vulnerabilities
11 OS Suse Suse Linux 9.1 * * * Version Details Vulnerabilities
12 OS Suse Suse Linux 9.2 * * * Version Details Vulnerabilities
13 Application Wietse Venema Postfix 2.1.3 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Redhat Enterprise Linux 3
Redhat Enterprise Linux Desktop 1
Suse Suse Linux 8
Wietse Venema Postfix 1

- References For CVE-2005-0337
XF postfix-ipv6-security-bypass(19218)
BUGTRAQ 20050204 [USN-74-1] Postfix vulnerability CONFIRM
BID 12445 Postfix IPv6 Unauthorized Mail Relay Vulnerability Release Date:2009-07-12
REDHAT RHSA-2005:152
OVAL oval:org.mitre.oval:def:11339

- Metasploit Modules Related To CVE-2005-0337

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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