CVE-2019-10755

MEDIUM

pac4j 3.0.0-3.8.1 - Predictable SAML Identifier via Weak PRNG in SAML2Utils.java

Title source: llm
STIX 2.1

Description

The SAML identifier generated within SAML2Utils.java was found to make use of the apache commons-lang3 RandomStringUtils class which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong. This issue only affects the 3.X release of pac4j-saml.

References (1)

Core 1
Core References
Patch, Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JAVA-ORGPAC4J-467407

Scores

CVSS v3 4.9
EPSS 0.0113
EPSS Percentile 62.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-338
Status published
Products (2)
org.pac4j/pac4j-saml 0 - 3.8.2Maven
pac4j/pac4j 3.0.0 - 3.8.2
Published Sep 23, 2019
Tracked Since Feb 18, 2026