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Fencer Intel
critical 9.8

CVE-2012-6094 json

cups (Common Unix Printing System) 'Listen localhost:631' option not honored correctly which could provide unauthorized access to the system

published 2019-12-20 6 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5964

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

cups (Common Unix Printing System) 'Listen localhost:631' option not honored correctly which could provide unauthorized access to the system

Patch / fix

  • apple cups 1.5.4-1.1
  • cups openSUSE Tumbleweed 2.1.3-2.3

opensuse advisories openSUSE-SU-2024:10075-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-6094 updated cvss 6.8

cups: 'Listen localhost:631' option not honoured correctly on IPv6-enabled systems when systemd used for CUPS socket activation

  • Red Hat Enterprise Linux 5 cups Red Hat Enterprise Linux 6 cups, cups-lpd, cups-php, cups-libs
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.07% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • cups cups

Classification

Weakness

References

Sources

Fencer Intel 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.