CVE-2005-3480: login.asp in Ringtail CaseBook 6.1.0 displays different error messages depending on whether a user exists or n

Routine

MEDIUM 5.0DOWNGRADE

CVE-2005-3480 is a medium-severity flaw (CVSS 5.0) affecting casebook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

login.asp in Ringtail CaseBook 6.1.0 displays different error messages depending on whether a user exists or not, which allows remote attackers to determine valid usernames.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Published	2005-11-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: ringtail

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

Am I affected?

Timeline

2005-11-03 02:02 UTCPublished CVE record published
2026-06-16 22:17 UTCUpdated Record last modified

ringtail casebook DOWNGRADE

Affected: 6.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.1.0 (Debian / Ubuntu)

apt-cache madison casebook sudo apt install casebook=<VERSION_BEFORE_6.1.0> sudo apt-mark hold casebook

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

dnf --showduplicates list casebook sudo dnf downgrade casebook-<VERSION_BEFORE_6.1.0> sudo dnf versionlock add casebook

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-2005-3480?

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

Is CVE-2005-3480 being exploited?

CVE-2005-3480 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-2005-3480 affect?

CVE-2005-3480 affects casebook. Severity is medium (CVSS 5.0). login.asp in Ringtail CaseBook 6.1.0 displays different error messages depending on whether a user exists or not, which allows remote attackers to determine valid usernames.

How urgent is CVE-2005-3480?

Priority 35/100. No elevated risk signals yet.

Related CVEs

CVE-2005-3479 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in login.asp in Ringtail CaseBook 6.1.0 allows remote attackers to in

References

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