CVE-2021-23384
Published: 17 May 2021
Summary
CVE-2021-23384 is a medium-severity Open Redirect (CWE-601) vulnerability in Koa-Remove-Trailing-Slashes Project Koa-Remove-Trailing-Slashes. Its CVSS base score is 5.4 (Medium).
Operationally, ranked at the 43.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-1164
Vulnerability details
The package koa-remove-trailing-slashes before 2.0.2 are vulnerable to Open Redirect via the use of trailing double slashes in the URL when accessing the vulnerable endpoint (such as https://example.com//attacker.example/). The vulnerable code is in index.js::removeTrailingSlashes(), as the web server uses relative…
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URLs instead of absolute URLs.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.