Stack-Based Buffer Overflow in Perl for Windows
CVE-2017-12814

9.8CRITICAL

Key Information:

Vendor

Perl

Status
Perl
Vendor
CVE Published:
28 September 2017

What is CVE-2017-12814?

A stack-based buffer overflow vulnerability exists in the Add method of CPerlHost in the win32/perlhost.h file, which affects users of Perl on Windows. Attackers can exploit this vulnerability through long environment variables, enabling them to execute arbitrary code on the affected system. This issue affects multiple versions of Perl prior to 5.24.3-RC1 and 5.26.x before 5.26.1-RC1, necessitating urgent action from users to mitigate potential risks.

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References

http://www.securityfocus.com/bid/101051
vdb-entryx_refsource_BID
https://www.oracle.com/security-alerts/cpujul2020.html
x_refsource_MISC
https://rt.perl.org/Public/Bug/Display.html?id=131665
x_refsource_CONFIRM

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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