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Fencer Intel
low 2.1

CVE-2012-1586 json

mount.cifs in cifs-utils 2.6 allows local users to determine the existence of arbitrary files or directories via the file path in the secon…

published 2012-08-27 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-1602

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
1
Exploit-DB

Summary

mount.cifs in cifs-utils 2.6 allows local users to determine the existence of arbitrary files or directories via the file path in the second argument, which reveals their existence in an error message.

Patch / fix

  • cifs-utils Debian 14, Debian 13, Debian 12 2:5.3-2

debian advisories DEBIAN-CVE-2012-1586

  • cifs-utils RHEL 6 4.8.1-10.el6

red hat advisories RHSA-2012:0902

  • cifs-utils openSUSE Tumbleweed 6.5-1.5

opensuse advisories openSUSE-SU-2024:10334-1

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-2012-1586 updated cvss 1.9

cifs-utils: mount.cifs file existence disclosure vulnerability

  • Red Hat Enterprise Linux 5 samba, samba3x
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Desktop (v. 6) cifs-utils 4.8.1-10.el6 Red Hat Enterprise Linux HPC Node (v. 6) cifs-utils 4.8.1-10.el6 Red Hat Enterprise Linux Server (v. 6) cifs-utils 4.8.1-10.el6 Red Hat Enterprise Linux Workstation (v. 6) cifs-utils 4.8.1-10.el6
    fixed: vendor fix RHSA-2012:0902

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

Timeline

  1. First public exploit (EDB-18783)
  2. Published

Exploit prediction

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-18783 mount.cifs - 'chdir()' Arbitrary Root File Identification local, 2012-04-25

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.