CVE-2017-12814

PoC —

CVSS 3.0

9.8 critical

EPSS

7%p94

Published

Sep 28, 2017 (Sep 28, 2017)

Modified

Jun 17, 2026

Description

Stack-based buffer overflow in the CPerlHost::Add method in win32/perlhost.h in Perl before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 on Windows allows attackers to execute arbitrary code via a long environment variable.

Vendors: perl
Products: perl
Weakness: CWE-119
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (7.0%)

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