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Fencer Vulns
medium 4.6

CVE-2009-3589 json

incron 0.5.5 does not initialize supplementary groups when running a process from a user's incrontabs, which causes the process to be run w…

published 2009-10-08 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3570

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

incron 0.5.5 does not initialize supplementary groups when running a process from a user's incrontabs, which causes the process to be run with the incrond supplementary groups and allows local users to gain privileges via an incrontab table.

Patch / fix

  • incron Debian 14, Debian 13, Debian 12 0.5.7-1

debian advisories DEBIAN-CVE-2009-3589

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.