CVE-2026-6656

Crypt::Password versions through 0.28 for Perl are susceptible to timing attacks. The check_password method uses the built-in eq operator. This allows discrepancies in timing to be used to guess the underlying hash.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://metacpan.org/release/DRSTEVE/Crypt-Password-0.28/source/lib/Crypt/Password.pm#L190-193
https://rt.cpan.org/Ticket/Display.html?id=180162
http://www.openwall.com/lists/oss-security/2026/07/20/4

Configurations

No configuration.

History

24 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Versiones de Crypt::Password hasta la 0.28 para Perl son susceptibles a ataques de temporización. El método check_password utiliza el operador incorporado eq. Esto permite que las discrepancias en la temporización sean utilizadas para adivinar el hash subyacente.

Information

Published : 2026-07-20 07:16

Updated : 2026-10-24 20:10

NVD link : CVE-2026-6656

Mitre link : CVE-2026-6656

CVE.ORG link : CVE-2026-6656

JSON object : View

Products Affected

No product.

CWE

CWE-208

Observable Timing Discrepancy

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