CVE-2002-2051: The processor_web plugin for ModLogAn 0.5.0 through 0.7.11, when used with the splitby option, allows local us

Routine

LOW 2.1DOWNGRADE

CVE-2002-2051 is a low-severity flaw (CVSS 2.1) affecting modlogan. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The processor_web plugin for ModLogAn 0.5.0 through 0.7.11, when used with the splitby option, allows local users to overwrite arbitrary files via a symlink attack on files specified as hostnames in a log file.

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 73%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: modlogan

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

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:00 UTCUpdated Record last modified

modlogan modlogan DOWNGRADE

Affected: 0.5 · 0.5.6 · 0.5.7 · 0.6 · 0.7.11

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.5 (Debian / Ubuntu)

apt-cache madison modlogan sudo apt install modlogan=<VERSION_BEFORE_0.5> sudo apt-mark hold modlogan

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

dnf --showduplicates list modlogan sudo dnf downgrade modlogan-<VERSION_BEFORE_0.5> sudo dnf versionlock add modlogan

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-2002-2051?

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

Is CVE-2002-2051 being exploited?

CVE-2002-2051 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-2002-2051 affect?

CVE-2002-2051 affects modlogan. Severity is low (CVSS 2.1). The processor_web plugin for ModLogAn 0.5.0 through 0.7.11, when used with the splitby option, allows local users to overwrite arbitrary files via a symlink attack on files specified as hostnames in a log file.

How urgent is CVE-2002-2051?

Priority 14/100. No elevated risk signals yet.

Related CVEs

CVE-2002-2050 LOW 2.1 DOWNGRADE Directory traversal vulnerability in processor_web plugin for ModLogAn 0.5.0 through 0.7.11, when used with th

References

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