CVE-2019-10754

Name: CVE-2019-10754
Creator: NVD / NIST
Published: 2019-09-23T23:15:10.64+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.75%

Last modified Jun 17, 2026

CVE-2019-10754 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Multiple classes used within Apereo CAS before release 6.1.0-RC5 makes use of apache commons-lang3 RandomStringUtils for token and ID generation which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong.. EPSS estimates a 1.75% chance of exploitation in the next 30 days.

Description

Multiple classes used within Apereo CAS before release 6.1.0-RC5 makes use of apache commons-lang3 RandomStringUtils for token and ID generation which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong.

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

1.75%

75.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-338

Affected Software

Vendor	Product	Versions	Update
Apereo	Central Authentication Service	<= 6.0.5.1	—
Apereo	Central Authentication Service	6.1.0	Rc1

References

https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467402Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467404Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467406Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-468868Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-468869Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467402Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467404Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467406Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-468868Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-468869Exploit, Patch, Third Party Advisory

Timeline

Published: Sep 23, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-10754?

How severe is CVE-2019-10754?

CVE-2019-10754 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.75% probability of exploitation in the next 30 days.

How do I fix CVE-2019-10754?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-10754?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST