CVE-2023-42457 – plone.rest vulnerable to Denial of Service when ++api++ is used many times

https://notcve.org/view.php?id=CVE-2023-42457

21 Sep 2023 — plone.rest allows users to use HTTP verbs such as GET, POST, PUT, DELETE, etc. in Plone. Starting in the 2.x branch and prior to versions 2.0.1 and 3.0.1, when the `++api++` traverser is accidentally used multiple times in a url, handling it takes increasingly longer, making the server less responsive. Patches are available in `plone.rest` 2.0.1 and 3.0.1. Series 1.x is not affected. As a workaround, one may redirect `/++api++/++api++` to `/++api++` in one's frontend web server (nginx, Apache). plone.rest p... • http://www.openwall.com/lists/oss-security/2023/09/22/2 • CWE-400: Uncontrolled Resource Consumption CWE-770: Allocation of Resources Without Limits or Throttling •