CVE-2019-10754 : Multiple classes used within Apereo CAS before release 6.1.0-RC5 makes use of ap

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.

Published 2019-09-23 23:15:11

Updated 2019-09-24 13:59:45

Source Snyk

View at NVD, CVE.org

Products affected by CVE-2019-10754

Apereo » Central Authentication Service
Versions up to, including, (<=) 6.0.5.1
cpe:2.3:a:apereo:central_authentication_service:*:*:*:*:*:*:*:*
Matching versions
Apereo » Central Authentication Service » Version: 6.1.0 Update RC3
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc3:*:*:*:*:*:*
Matching versions
Apereo » Central Authentication Service » Version: 6.1.0 Update RC2
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc2:*:*:*:*:*:*
Matching versions
Apereo » Central Authentication Service » Version: 6.1.0 Update RC1
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc1:*:*:*:*:*:*
Matching versions
Apereo » Central Authentication Service » Version: 6.1.0 Update RC4
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc4:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2019-10754

EPSS FAQ

0.23%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 62 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-10754

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:N	8.0	4.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: None
8.1	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N	2.8	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: None

CWE ids for CVE-2019-10754

CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-10754

https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467406

Insecure Randomness in org.apereo.cas:cas-server-support-oauth-core-api | Snyk
Exploit;Patch;Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467402

Insecure Randomness in org.apereo.cas:cas-server-support-simple-mfa | Snyk
Exploit;Patch;Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-467404

Insecure Randomness in org.apereo.cas:cas-server-support-shell | Snyk
Exploit;Patch;Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-468868

Insecure Randomness in org.apereo.cas:cas-server-core-services-api | Snyk
Exploit;Patch;Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGAPEREOCAS-468869

Insecure Randomness in org.apereo.cas:cas-server-support-oidc | Snyk
Exploit;Patch;Third Party Advisory

Jump to

Vulnerability Details : CVE-2019-10754

Products affected by CVE-2019-10754

Exploit prediction scoring system (EPSS) score for CVE-2019-10754

CVSS scores for CVE-2019-10754

CWE ids for CVE-2019-10754

References for CVE-2019-10754