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CVE-2003-0468

5.0 · MEDIUM

Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or DDos attacks of other hosts via an email address to the local host containing the target IP address an…

Published Aug 27, 2003wietse_venemaEPSS 2.38%

Overview

CVE-2003-0468 is a medium-severity vulnerability affecting wietse_venema postfix. It was published on August 27, 2003 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or DDos attacks of other hosts via an email address to the local host containing the target IP address and service name followed by a "!" string, which causes Postfix to attempt to use SMTP to communicate with the target on the associated port.

Remediation

Check the references section for vendor advisories and patches from wietse_venema. Update postfix to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refdistro.conectiva.com.br/atualizacoes/?id=a&anuncio=000717Refmarc.info/?l=bugtraq&m=106001525130257&w=2Refsecunia.com/advisories/9433Refwww.debian.org/security/2003/dsa-363Refwww.mandriva.com/security/advisories?name=MDKSA-2003:081Refwww.novell.com/linux/security/advisories/2003_033_postfix.htmlRefwww.redhat.com/support/errata/RHSA-2003-251.htmlRefwww.securityfocus.com/bid/8333Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A522Refdistro.conectiva.com.br/atualizacoes/?id=a&anuncio=000717

How CyberStrike helps

Frequently asked questions

What is CVE-2003-0468?

CVE-2003-0468 is a medium-severity vulnerability affecting wietse_venema postfix. It was published on August 27, 2003 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2003-0468?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2003-0468?

Check the references section for vendor advisories and patches from wietse_venema. Update postfix to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2003-0468?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2003-0468 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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