CVE-2003-1408: Lotus Domino Server 5.0 and 6.0 allows remote attackers to read the source code for files via an HTTP request

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MEDIUM 5.0DOWNGRADE

CVE-2003-1408 is a medium-severity flaw (CVSS 5.0) affecting domino server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Lotus Domino Server 5.0 and 6.0 allows remote attackers to read the source code for files via an HTTP request with a filename with a trailing dot.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-200
Published	2003-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lotus

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

Am I affected?

Timeline

2003-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:04 UTCUpdated Record last modified

lotus domino server DOWNGRADE

Affected: 5.0 · 6.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

apt-cache policy domino-server || rpm -q domino-server || domino-server --version

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison domino-server sudo apt install domino-server=<VERSION_BEFORE_5.0> sudo apt-mark hold domino-server

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

dnf --showduplicates list domino-server sudo dnf downgrade domino-server-<VERSION_BEFORE_5.0> sudo dnf versionlock add domino-server

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-2003-1408?

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

Is CVE-2003-1408 being exploited?

CVE-2003-1408 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-2003-1408 affect?

CVE-2003-1408 affects domino server. Severity is medium (CVSS 5.0). Lotus Domino Server 5.0 and 6.0 allows remote attackers to read the source code for files via an HTTP request with a filename with a trailing dot.

How urgent is CVE-2003-1408?

Priority 40/100. Public exploit reference

Related CVEs

CVE-2001-0009 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in Lotus Domino 5.0.5 web server allows remote attackers to read arbitrary f

References

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