CVE-2001-0905

CVE-2001-0905 is a medium-severity vulnerability in Procmail with a CVSS 2.0 base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Race condition in signal handling of procmail 3.20 and earlier, when running setuid, allows local users to cause a denial of service or gain root privileges by sending a signal while a signal handling routine is already running.

Frequently asked questions

What is CVE-2001-0905?
Race condition in signal handling of procmail 3.20 and earlier, when running setuid, allows local users to cause a denial of service or gain root privileges by sending a signal while a signal handling routine is already running.
How severe is CVE-2001-0905?
CVE-2001-0905 has a CVSS 2.0 base score of 6.2, rated medium severity.
Is CVE-2001-0905 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-2001-0905?
CVE-2001-0905 affects Procmail. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0905?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-0905 published?
CVE-2001-0905 was published on 2001-10-18 and last updated on 2026-06-16.

References

Affected products (1)

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