CVE-2013-2207
pt_chown in GNU C Library (aka glibc or libc6) before 2.18 does not properly check permissions for tty files, which allows local users to change the permission on the files and obtain access to
02 Description
pt_chown in GNU C Library (aka glibc or libc6) before 2.18 does not properly check permissions for tty files, which allows local users to change the permission on the files and obtain access to
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 28.5% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-10-09 22:00Z13 YR AGO
- Last updated
- 2024-08-06 15:27Z2 YR AGO
- Reserved
- 2013-02-19
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 2ad949b8b706b07ed080205f08c86a066c04328bb73649c50955b6925d77beae
05 Affected products
06 References
- sourceware.orghttps://sourceware.org/bugzilla/show_bug.cgi?id=15755
- secunia.com55113http://secunia.com/advisories/55113
- lists.opensuse.orgSUSE-SU-2015:1424http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html
- sourceware.org[libc-alpha] 20130812 The GNU C Library version 2.18 is now availablehttps://sourceware.org/ml/libc-alpha/2013-08/msg00160.html
- lists.opensuse.orgSUSE-SU-2016:0470http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
- www.ubuntu.comUSN-2985-2http://www.ubuntu.com/usn/USN-2985-2
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=976408
- security.gentoo.orgGLSA-201503-04https://security.gentoo.org/glsa/201503-04
- www.mandriva.comMDVSA-2013:283http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
- www.ubuntu.comUSN-2985-1http://www.ubuntu.com/usn/USN-2985-1
07 Fixed in
Debian 12
- glibc Fixed in 2.21-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- glibc Fixed in 2.21-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- glibc Fixed in 2.21-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- eglibc Fixed in 2.19-0ubuntu6.8
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.