Vulnerability in Pac4j

CVE-2019-10755

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (65.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-10755: held from 0.011 to 0.011.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

  • Pac4j
  • Pac4j For Saml Protocol — versions All versions prior to version 4.0.0-RC1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-10755?
CVE-2019-10755 is a medium-severity vulnerability in Pac4j, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 4.9/10. Published 2019-09-23.
How severe is CVE-2019-10755?
Medium severity. CVSS v3 base score is 4.9 out of 10.