CVE-2012-4455 json
openCryptoki 2.4.1 allows local users to create or set world-writable permissions on arbitrary files via a symlink attack on the (1) LCK..o…
published 2012-10-10 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-4386
- cvss
- 6.2
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 29%
- public exploits
- 0
- none known
Summary
openCryptoki 2.4.1 allows local users to create or set world-writable permissions on arbitrary files via a symlink attack on the (1) LCK..opencryptoki or (2) LCK..opencryptoki_stdll file in /var/lock/.
Patch / fix
- opencryptoki Debian 14, Debian 13, Debian 12 3.4.1+dfsg-1
debian advisories DEBIAN-CVE-2012-4455
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-2012-4455 updated cvss 6.2
opencryptoki: insecure handling of files in the /tmp directory
-
Red Hat Enterprise Linux 4 openCryptoki Red Hat Enterprise Linux 5 openCryptokiaffected: no fix planned “Will not fix”
-
Red Hat Enterprise Linux 6 opencryptoki, opencryptoki-libsaffected: no fix available
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
0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.2 | AV:L/AC:H/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-59 Improper Link Resolution Before File Access
References
-
secunia.com
/advisories/50702
third-party-advisory, vendor-advisory
-
openwall.com
/lists/oss-security/2012/09/09/2
mailing-list
-
openwall.com
/lists/oss-security/2012/09/25/5
mailing-list
-
securityfocus.com
/bid/55627
vdb-entry
-
openwall.com
/lists/oss-security/2012/09/27/2
mailing-list
-
exchange.xforce.ibmcloud.com
/vulnerabilities/78943
vdb-entry
-
openwall.com
/lists/oss-security/2012/09/20/6
mailing-list
- bugzilla.redhat.com /show_bug.cgi?id=730636
-
sourceforge.net
/mailarchive/message.php?msg_id=29191022
mailing-list
- opencryptoki.git.sourceforge.net /git/gitweb.cgi?p=opencryptoki/opencryptoki%3Ba=commitdiff%3Bh=5667edb52cd27b7e512f48f823b4bcc6b872ab15
-
openwall.com
/lists/oss-security/2012/09/07/2
mailing-list
-
openwall.com
/lists/oss-security/2012/09/07/6
mailing-list
Sources
- CVE List CVE-2012-4455
- NVD CVE-2012-4455
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.