How severe is CVE-2009-4193?

CVE-2009-4193 has a CVSS 2.0 base score of 3.3, rated low severity.

Is CVE-2009-4193 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4193?

CVE-2009-4193 affects Merkaartor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-4193?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-4193 published?

CVE-2009-4193 was published on 2009-12-03 and last updated on 2026-06-16.

CVE-2009-4193

CVE-2009-4193 is a low-severity vulnerability in Merkaartor with a CVSS 2.0 base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-59.

Key facts

Severity: Low (CVSS 2.0 base score 3.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Merkaartor
Published: 2009-12-03
Last modified: 2026-06-16

Description

Merkaartor 0.14 allows local users to append data to arbitrary files via a symlink attack on the /tmp/merkaartor.log temporary file.

Frequently asked questions

What is CVE-2009-4193?: Merkaartor 0.14 allows local users to append data to arbitrary files via a symlink attack on the /tmp/merkaartor.log temporary file.
How severe is CVE-2009-4193?: CVE-2009-4193 has a CVSS 2.0 base score of 3.3, rated low severity.
Is CVE-2009-4193 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4193?: CVE-2009-4193 affects Merkaartor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-4193?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4193 published?: CVE-2009-4193 was published on 2009-12-03 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:merkaartor:merkaartor:0.14:*:*:*:*:*:*:*

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