CVE-2008-7016: tnftpd before 20080929 splits large command strings into multiple commands, which allows remote attackers to c

Routine

MEDIUM 6.8DOWNGRADE

CVE-2008-7016 is a medium-severity flaw (CVSS 6.8) affecting tnftpd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

tnftpd before 20080929 splits large command strings into multiple commands, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks via unknown vectors, probably involving a crafted ftp:// link to a tnftpd server.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-352
Published	2009-08-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: luke mewburn

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

Am I affected?

Timeline

2009-08-21 14:30 UTCPublished CVE record published
2026-06-16 23:03 UTCUpdated Record last modified

luke mewburn tnftpd DOWNGRADE

Affected: 20040810 · 20061217 · 20080609

Fixed in: no fixed release known

Safe to downgrade to: a release before 20040810

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 20040810 (Debian / Ubuntu)

apt-cache madison tnftpd sudo apt install tnftpd=<VERSION_BEFORE_20040810> sudo apt-mark hold tnftpd

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

dnf --showduplicates list tnftpd sudo dnf downgrade tnftpd-<VERSION_BEFORE_20040810> sudo dnf versionlock add tnftpd

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-2008-7016?

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

Is CVE-2008-7016 being exploited?

CVE-2008-7016 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-2008-7016 affect?

CVE-2008-7016 affects tnftpd. Severity is medium (CVSS 6.8). tnftpd before 20080929 splits large command strings into multiple commands, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks via unknown vectors, probably involving a crafted ftp:// link to a tnftpd server.

How urgent is CVE-2008-7016?

Priority 36/100. No elevated risk signals yet.

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References

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