CVE-2005-4076: Buffer overflow in Appfluent Technology Database IDS 2.0 allows local users to execute arbitrary code via a lo

Q: How do I fix CVE-2005-4076?

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

Q: Is CVE-2005-4076 being exploited?

CVE-2005-4076 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2005-4076 affect?

CVE-2005-4076 affects database ids. Severity is medium (CVSS 4.6). Buffer overflow in Appfluent Technology Database IDS 2.0 allows local users to execute arbitrary code via a long APPFLUENT_HOME environment variable.

Q: How urgent is CVE-2005-4076?

Priority 37/100. Public exploit reference

Routine

MEDIUM 4.6DOWNGRADE

CVE-2005-4076 is a medium-severity flaw (CVSS 4.6) affecting database ids. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in Appfluent Technology Database IDS 2.0 allows local users to execute arbitrary code via a long APPFLUENT_HOME environment variable.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Published	2005-12-08
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: appfluent technology

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

Am I affected?

Timeline

2005-12-08 01:03 UTCPublished CVE record published
2026-06-16 22:18 UTCUpdated Record last modified

appfluent technology database ids DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy database-ids || rpm -q database-ids || database-ids --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison database-ids sudo apt install database-ids=<VERSION_BEFORE_2.0> sudo apt-mark hold database-ids

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

dnf --showduplicates list database-ids sudo dnf downgrade database-ids-<VERSION_BEFORE_2.0> sudo dnf versionlock add database-ids

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Appfluent Database IDS < 2.1.0.103 - Environment Variable Local Overflow

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-2005-4076?

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

Is CVE-2005-4076 being exploited?

CVE-2005-4076 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-2005-4076 affect?

CVE-2005-4076 affects database ids. Severity is medium (CVSS 4.6). Buffer overflow in Appfluent Technology Database IDS 2.0 allows local users to execute arbitrary code via a long APPFLUENT_HOME environment variable.

How urgent is CVE-2005-4076?

Priority 37/100. Public exploit reference

References

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