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CVE-2011-4363

Date: October 7, 2012

ProcessTable.pm in the Proc::ProcessTable module 0.45 for Perl, when TTY information caching is enabled, allows local users to overwrite arbitrary files via a symlink attack on /tmp/TTYDEVS.

Severity Score

Related Resources (10)

http://www.openwall.com/lists/oss-security/2011/11/30/2
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650500
http://www.openwall.com/lists/oss-security/2011/11/30/3
http://secunia.com/advisories/47015
http://www.osvdb.org/77428
https://rt.cpan.org/Public/Bug/Display.html?id=72862
https://nvd.nist.gov/vuln/detail/CVE-2011-4363
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4363
http://www.securityfocus.com/bid/50868
https://www.mend.io/vulnerability-database/CVE-2011-4363

Severity Score

Weakness Type (CWE)

Improper Link Resolution Before File Access ('Link Following')

CWE-59

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): NONE
Integrity (I): LOW
Availability (A): LOW

CVSS v2

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

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