LTI 1.3 Tool Library's Nonce Claim Value not validated against nonce value sent in Authentication Request before v5.0

高 7.5CVE-2022-31158 · GHSA-5p73-qg2v-383h · 15/07/2022 公開 · 17/06/2026 更新

要点

CVE-2022-31158 は packbackbooks/lti-1-3-php-library, lti 1.3 tool library (packback) に影響する深刻度「高」 (CVSS 7.5) の脆弱性です。
今後30日間に悪用される確率（EPSS）：0.86%（全脆弱性の 58.6% より高い）。
対処：5.0, 5.0.0 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
packbackbooks/lti-1-3-php-library Packagist	`< 5.0`	`5.0`
lti 1.3 tool library packback	`< 5.0.0`	`5.0.0`

概要

Impact

Nonce Claim Value was not being validated against the nonce value sent in the Authentication Request.

Patches

Users should upgrade to version 5.0 immediately

Workarounds

None.

NVD の説明

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 Nonce Claim Value was not being validated against the nonce value sent in the Authentication Request. Users should upgrade to version 5.0 to receive a patch. There are currently no known workarounds.