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Fencer Vulns
medium 6.2

CVE-2016-3992 json

cronic before 3 allows local users to write to arbitrary files via a symlink attack on a (1) cronic.out.$$, (2) cronic.err.$$, or (3) croni…

published 2016-07-26 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-5001

cvss
6.2
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

cronic before 3 allows local users to write to arbitrary files via a symlink attack on a (1) cronic.out.$$, (2) cronic.err.$$, or (3) cronic.trace.$$ file in /tmp.

Patch / fix

  • cronic Debian 14, Debian 13, Debian 12 3-1

debian advisories DEBIAN-CVE-2016-3992

  • cronic openSUSE Tumbleweed 3-1.2

opensuse advisories openSUSE-SU-2024:10384-1

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.2 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:C/A:N

Classification

Weakness

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.