How severe is CVE-2012-2103?

CVE-2012-2103 has a CVSS 2.0 base score of 1.2, rated low severity.

Is CVE-2012-2103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2103?

CVE-2012-2103 affects Munin-monitoring Munin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-2103?

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

When was CVE-2012-2103 published?

CVE-2012-2103 was published on 2012-08-26 and last updated on 2026-06-16.

CVE-2012-2103

CVE-2012-2103 is a low-severity vulnerability in Munin-monitoring Munin with a CVSS 2.0 base score of 1.2. 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 1.2)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Munin-monitoring Munin
Published: 2012-08-26
Last modified: 2026-06-16

Description

The qmailscan plugin for Munin 1.4.5 allows local users to overwrite arbitrary files via a symlink attack on temporary files with predictable names.

Frequently asked questions

What is CVE-2012-2103?: The qmailscan plugin for Munin 1.4.5 allows local users to overwrite arbitrary files via a symlink attack on temporary files with predictable names.
How severe is CVE-2012-2103?: CVE-2012-2103 has a CVSS 2.0 base score of 1.2, rated low severity.
Is CVE-2012-2103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2103?: CVE-2012-2103 affects Munin-monitoring Munin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-2103?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-2103 published?: CVE-2012-2103 was published on 2012-08-26 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:munin-monitoring:munin:1.4.5:*:*:*:*:*:*:*

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