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.
Scores
CVSS v3
7.5
EPSS
0.0011
EPSS Percentile
29.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-327
CWE-330
Status
published
Products (2)
packback/lti_1.3_tool_library
< 5.0.0
packbackbooks/lti-1-3-php-library
0 - 5.0Packagist
Published
Jul 15, 2022
Tracked Since
Feb 18, 2026