CVE-2017-12814

Critical

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.

SeverityCritical

CVSS9.8

Exploit probability—

Product

Perl

PublishedSep 28, 2017

First seenSep 28, 2017

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
perl perl	v ≤ 5.24.2, 5.26.0	—

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