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Last updated: 11/28/2014 5:56:13 PM

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Vulnerability Summary for CVE-2012-5195

Original release date: 12/17/2012
Last revised: 02/06/2014
Source: US-CERT/NIST

Overview

Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x before 5.14.3, and 5.15.x before 15.15.5 allows context-dependent attackers to cause a denial of service (memory consumption and crash) or possibly execute arbitrary code via the 'x' string repeat operator.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 (HIGH) (AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: UBUNTU
Name: USN-1643-1
External Source: SECUNIA
Name: 51457
Type: Advisory
External Source: DEBIAN
Name: DSA-2586
External Source: MANDRIVA
Name: MDVSA-2013:113
External Source: REDHAT
Name: RHSA-2013:0685
External Source: MLIST
Name: [oss-security] 20121026 Medium severity flaw with Perl 5
External Source: CONFIRM
Name: https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0352
External Source: CONFIRM
Name: http://perl5.git.perl.org/perl.git/commit/2709980d5a193ce6f3a16f0d19879a6560dcde44
Type: Advisory; Patch Information
External Source: MLIST
Name: [perl.perl5.porters] 20121010 maint-5.12, maint-5.14, and CVE-2012-5195
External Source: MLIST
Name: [oss-security] 20121027 Re: Medium severity flaw with Perl 5
External Source: BID
Name: 56287
External Source: SECUNIA
Name: 55314

Technical Details

Vulnerability Type (View All)