CVE-2008-6829: VicFTPS 5.0 allows remote attackers to cause a denial of service (crash) via a LIST command that starts with a

This week

MEDIUM 5.0DOWNGRADE

CVE-2008-6829 is a medium-severity flaw (CVSS 5.0) affecting vicftps. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

VicFTPS 5.0 allows remote attackers to cause a denial of service (crash) via a LIST command that starts with a "/\/" (forward slash, backward slash, forward slash). NOTE: this might be the same issue as CVE-2008-2031.

Why this priority

EPSS top 1%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	37.6% (top 1%)
CISA exploited list	No
Weakness	CWE-20
Published	2009-06-08
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: vicftps

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

Am I affected?

Timeline

2009-06-08 19:30 UTCPublished CVE record published
2026-06-16 23:03 UTCUpdated Record last modified

vicftps vicftps DOWNGRADE

Affected: 5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

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

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

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

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

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

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: vicFTP 5.0 - 'LIST' Remote Denial of Service
Metasploit: Victory FTP Server 5.0 LIST DoS

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-2008-6829?

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

Is CVE-2008-6829 being exploited?

CVE-2008-6829 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-2008-6829 affect?

CVE-2008-6829 affects vicftps. Severity is medium (CVSS 5.0). VicFTPS 5.0 allows remote attackers to cause a denial of service (crash) via a LIST command that starts with a "/\/" (forward slash, backward slash, forward slash). NOTE: this might be the same issue as CVE-2008-2031.

How urgent is CVE-2008-6829?

Priority 47/100. EPSS top 1%: very likely to be exploited; Public exploit reference

References

← Back to latest CVEs