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CVE-2013-2207

Good to know:

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Date: October 9, 2013

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 arbitrary pseudo-terminals by leveraging a FUSE file system.

Language: C

Severity Score

Related Resources (12)

https://sourceware.org/ml/libc-alpha/2013-08/msg00160.html
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html
http://secunia.com/advisories/55113
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
https://nvd.nist.gov/vuln/detail/CVE-2013-2207
http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
http://www.ubuntu.com/usn/USN-2985-1
http://www.ubuntu.com/usn/USN-2985-2
https://security.gentoo.org/glsa/201503-04
https://bugzilla.redhat.com/show_bug.cgi?id=976408
https://sourceware.org/bugzilla/show_bug.cgi?id=15755
https://www.mend.io/vulnerability-database/CVE-2013-2207

Severity Score

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): HIGH
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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