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CVE-2022-31157

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CVE-2022-31157

Published: Jul 15, 2022

Modified: Apr 23, 2025

PUBLISHED

CVSS v3.1

7.5

HIGH

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.

VendorProductVersions

packbackbooks

lti-1-3-php-library

affected
< 5.0

Weaknesses (CWE)

CWE-327

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

References

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