CVE-2004-0268: Multiple buffer overflows in EvolutionX 3921 and 3935 allow remote attackers to cause a denial of service (han

This month

MEDIUM 5.0DOWNGRADE

CVE-2004-0268 is a medium-severity flaw (CVSS 5.0) affecting evolutionx. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple buffer overflows in EvolutionX 3921 and 3935 allow remote attackers to cause a denial of service (hang) via (1) a long cd command to the FTP server, or (2) a long dir command to the telnet server.

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	3.4% (top 11%)
CISA exploited list	No
Published	2004-11-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: evolutionx

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

Am I affected?

Timeline

2004-11-23 05:00 UTCPublished CVE record published
2026-06-16 22:05 UTCUpdated Record last modified

evolutionx evolutionx DOWNGRADE

Affected: build_3921 · build_3935

Fixed in: no fixed release known

Safe to downgrade to: a release before build_3921

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before build_3921 (Debian / Ubuntu)

apt-cache madison evolutionx sudo apt install evolutionx=<VERSION_BEFORE_build_3921> sudo apt-mark hold evolutionx

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

dnf --showduplicates list evolutionx sudo dnf downgrade evolutionx-<VERSION_BEFORE_build_3921> sudo dnf versionlock add evolutionx

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: EvolutionX - Multiple Remote Buffer Overflow Vulnerabilities

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-2004-0268?

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

Is CVE-2004-0268 being exploited?

CVE-2004-0268 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-2004-0268 affect?

CVE-2004-0268 affects evolutionx. Severity is medium (CVSS 5.0). Multiple buffer overflows in EvolutionX 3921 and 3935 allow remote attackers to cause a denial of service (hang) via (1) a long cd command to the FTP server, or (2) a long dir command to the telnet server.

How urgent is CVE-2004-0268?

Priority 45/100. Public exploit reference

References

← Back to latest CVEs