CVE-2003-1127: Whale Communications e-Gap 2.5 on Windows 2000 allows remote attackers to obtain the source code for the login

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MEDIUM 5.0DOWNGRADE

CVE-2003-1127 is a medium-severity flaw (CVSS 5.0) affecting e-gap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Whale Communications e-Gap 2.5 on Windows 2000 allows remote attackers to obtain the source code for the login page via the HTTP TRACE method, which bypasses the preprocessor.

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	2.0% (top 19%)
CISA exploited list	No
Published	2003-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: whale communications

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 22:03 UTCUpdated Record last modified

whale communications e-gap DOWNGRADE

Affected: 2.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.5

1. Check installed version

apt-cache policy e-gap || rpm -q e-gap || e-gap --version

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

apt-cache madison e-gap sudo apt install e-gap=<VERSION_BEFORE_2.5> sudo apt-mark hold e-gap

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

dnf --showduplicates list e-gap sudo dnf downgrade e-gap-<VERSION_BEFORE_2.5> sudo dnf versionlock add e-gap

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-2003-1127?

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

Is CVE-2003-1127 being exploited?

CVE-2003-1127 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-2003-1127 affect?

CVE-2003-1127 affects e-gap. Severity is medium (CVSS 5.0). Whale Communications e-Gap 2.5 on Windows 2000 allows remote attackers to obtain the source code for the login page via the HTTP TRACE method, which bypasses the preprocessor.

How urgent is CVE-2003-1127?

Priority 43/100. Public exploit reference

Software pages

Windows vulnerabilities

References

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