Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2012-5195

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
18/12/2012
Last modified:
11/04/2025

Description

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

Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:perl:perl:5.12.0:*:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.0:rc0:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.0:rc1:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.0:rc2:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.0:rc3:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.0:rc4:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.0:rc5:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.1:*:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.1:rc1:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.1:rc2:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.2:*:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.2:rc1:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.3:*:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.3:rc1:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.12.3:rc2:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools