CVE-2025-40920

8.6 HIGH

Published: August 11, 2025 Modified: November 04, 2025

Description

Catalyst::Authentication::Credential::HTTP versions 1.018 and earlier for Perl generate nonces using the Perl Data::UUID library. * Data::UUID does not use a strong cryptographic source for generating UUIDs. * Data::UUID returns v3 UUIDs, which are generated from known information and are unsuitable for security, as per RFC 9562. * The nonces should be generated from a strong cryptographic source, as per RFC 7616.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://datatracker.ietf.org/doc/html/rfc7616#section-5.12

Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e

https://datatracker.ietf.org/doc/html/rfc9562#name-security-considerations

Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e

https://github.com/perl-catalyst/Catalyst-Authentication-Credential-HTTP/pull/1

Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e

https://metacpan.org/release/ETHER/Catalyst-Authentication-Credential-HTTP-1.018/source/lib/Catalyst/Authentication/Credential/HTTP.pm#L391

Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e

https://security.metacpan.org/patches/C/Catalyst-Authentication-Credential-HTTP/1.018/CVE-2025-40920-r1.patch

Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e

http://www.openwall.com/lists/oss-security/2025/08/12/1

Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.6 / 10.0

EPSS (Exploit Probability)

0.2%

39th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-338 CWE-340

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