CVE-2005-3331: viewpatch in mgdiff 1.0 allows local users to overwrite arbitrary files via a symlink attack on temporary file

Routine

LOW 2.1DOWNGRADE

CVE-2005-3331 is a low-severity flaw (CVSS 2.1) affecting mgdiff patch viewer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

viewpatch in mgdiff 1.0 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	2.1 (Low)
EPSS exploit chance	0.3% (top 72%)
CISA exploited list	No
Published	2005-10-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: rogers software source

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

Am I affected?

Timeline

2005-10-27 10:02 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

rogers software source mgdiff patch viewer DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy mgdiff-patch-viewer || rpm -q mgdiff-patch-viewer || mgdiff-patch-viewer --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison mgdiff-patch-viewer sudo apt install mgdiff-patch-viewer=<VERSION_BEFORE_1.0> sudo apt-mark hold mgdiff-patch-viewer

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

dnf --showduplicates list mgdiff-patch-viewer sudo dnf downgrade mgdiff-patch-viewer-<VERSION_BEFORE_1.0> sudo dnf versionlock add mgdiff-patch-viewer

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-2005-3331?

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

Is CVE-2005-3331 being exploited?

CVE-2005-3331 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-2005-3331 affect?

CVE-2005-3331 affects mgdiff patch viewer. Severity is low (CVSS 2.1). viewpatch in mgdiff 1.0 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

How urgent is CVE-2005-3331?

Priority 14/100. No elevated risk signals yet.

References

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