CVE-2005-1651: Directory traversal vulnerability in message.htm for Woppoware PostMaster 4.2.2 (build 3.2.5) allows remote at

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HIGH 7.5DOWNGRADE

CVE-2005-1651 is a high-severity flaw (CVSS 7.5) affecting postmaster. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in message.htm for Woppoware PostMaster 4.2.2 (build 3.2.5) allows remote attackers to determine the existence of arbitrary files via a .. (dot dot) in the wmm parameter.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.5% (top 26%)
CISA exploited list	No
Published	2005-05-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: woppoware

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-05-18 04:00 UTCPublished CVE record published
2026-06-16 22:13 UTCUpdated Record last modified

woppoware postmaster DOWNGRADE

Affected: 4.2.2_build3.2.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.2.2_build3.2.5

1. Check installed version

apt-cache policy postmaster || rpm -q postmaster || postmaster --version

2. No fixed release: DOWNGRADE to a release before 4.2.2_build3.2.5 (Debian / Ubuntu)

apt-cache madison postmaster sudo apt install postmaster=<VERSION_BEFORE_4.2.2_build3.2.5> sudo apt-mark hold postmaster

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list postmaster sudo dnf downgrade postmaster-<VERSION_BEFORE_4.2.2_build3.2.5> sudo dnf versionlock add postmaster

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-1651?

postmaster: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-1651 being exploited?

CVE-2005-1651 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-1651 affect?

CVE-2005-1651 affects postmaster. Severity is high (CVSS 7.5). Directory traversal vulnerability in message.htm for Woppoware PostMaster 4.2.2 (build 3.2.5) allows remote attackers to determine the existence of arbitrary files via a .. (dot dot) in the wmm parameter.

How urgent is CVE-2005-1651?

Priority 45/100. High severity

Related CVEs

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CVE-2005-1652 HIGH 7.5 DOWNGRADE message.htm for Woppoware PostMaster 4.2.2 (build 3.2.5) allows remote attackers to bypass authentication by m
CVE-2005-1650 MEDIUM 5.0 DOWNGRADE The web mail service in Woppoware PostMaster 4.2.2 (build 3.2.5) generates different error messages depending
CVE-2000-1153 MEDIUM 5.0 DOWNGRADE PostMaster 1.0 in BeOS r5 pro and earlier allows remote attackers to conduct a denial of service via a message

References

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