CVE-2022-31157

Use of a Broken or Risky Cryptographic Algorithm in packbackbooks/lti-1-3-php-library

Description

LTI 1.3 Tool Library is a library used for building IMS-certified LTI 1.3 tool providers in PHP. Prior to version 5.0, the function used to generate random nonces was not sufficiently cryptographically complex. Users should upgrade to version 5.0 to receive a patch. There are currently no known workarounds.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.04%
Third-Party Advisory github.com
Affected: packbackbooks lti-1-3-php-library
Published at:
Updated at:

References

Link Tags
https://github.com/packbackbooks/lti-1-3-php-library/security/advisories/GHSA-768m-5w34-2xf5 third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-31157?
CVE-2022-31157 has been scored as a high severity vulnerability.
How to fix CVE-2022-31157?
To fix CVE-2022-31157, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-31157 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-31157 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-31157?
CVE-2022-31157 affects packbackbooks lti-1-3-php-library.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.