GoogleOSV:GHSA-768M-5W34-2XF5LTI 1.3 Tool Library's function used to generate random nonces not sufficiently cryptographically complex before v5.0
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
31.8%
Impact
The function used to generate random nonces was not sufficiently cryptographically complex. As a result values may be predictable and tokens may be forgable.
Patches
Users should upgrade to version 5.0 immediately
Workarounds
None.
References
github.com/packbackbooks/lti-1-3-php-library
github.com/packbackbooks/lti-1-3-php-library/commit/de19e8a0b28cdc7750fa3ca98471eeed26ba3e57
github.com/packbackbooks/lti-1-3-php-library/security/advisories/GHSA-768m-5w34-2xf5
nvd.nist.gov/vuln/detail/CVE-2022-31157
openid.net/specs/openid-connect-core-1_0.html#IDToken
Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
Percentile
31.8%