CVE-2005-3343: tkdiff before 4.1.1 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

Routine

MEDIUM 4.6WATCHLISTDOWNGRADE

CVE-2005-3343 is a medium-severity flaw (CVSS 4.6) affecting tkdiff. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

tkdiff before 4.1.1 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

Why this priority

On your watchlist

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

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Published	2005-12-27
Last modified	2026-06-16

Publisher (CNA): Debian GNU/Linux · Vendor: tkdiff

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

Am I affected?

Timeline

2005-12-27 23:03 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

tkdiff tkdiff DOWNGRADE

Affected: 3.0.8 · 3.0.9 · 4.0 · 4.0.2 · 4.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0.8

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.0.8 (Debian / Ubuntu)

apt-cache madison tkdiff sudo apt install tkdiff=<VERSION_BEFORE_3.0.8> sudo apt-mark hold tkdiff

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

dnf --showduplicates list tkdiff sudo dnf downgrade tkdiff-<VERSION_BEFORE_3.0.8> sudo dnf versionlock add tkdiff

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-2005-3343?

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

Is CVE-2005-3343 being exploited?

CVE-2005-3343 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-2005-3343 affect?

CVE-2005-3343 affects tkdiff. Severity is medium (CVSS 4.6). tkdiff before 4.1.1 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

How urgent is CVE-2005-3343?

Priority 29/100. On your watchlist

References

← Back to latest CVEs