CVE-2003-0468
Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or...
CVE-2003-0468 is a medium vulnerability (CVSS 5.0) in Wietse Venema Postfix, published August 3, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.38%, the 83rd percentile. Fixed in postfix 1.1.12.
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2003-0468- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2003-0468- Updated
- 2026-11-02
EUVDEUVD-2003-0462 No score
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.
- Record
EUVD-2003-0462- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p8pr-mx9r-9jjx No score
Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or...
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.
- Record
GHSA-p8pr-mx9r-9jjx- Updated
- 2026-11-02
OSV No score
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.
- Record
CVE-2003-0468- Updated
- 2026-11-02
OSVDEBIAN-CVE-2003-0468 No score
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.
- Record
DEBIAN-CVE-2003-0468- Updated
- 2026-11-02
Affected products
Affected packages
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
distro.conectiva.com.br/atualizacoes?id=a&anuncio=000717
securityfocus.com/bid/8333
mandriva.com/security/advisories?name=MDKSA-2003:081
redhat.com/support/errata/RHSA-2003-251.html
debian.org/security/2003/dsa-363
marc.info?l=bugtraq&m=106001525130257&w=2