GHSA-r773-pmw3-f4mr

Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/02/GHSA-r773-pmw3-f4mr/GHSA-r773-pmw3-f4mr.json

Aliases

• CVE-2021-23384

Published

2022-02-10T23:47:27Z

Modified

2023-05-22T18:35:25Z

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 URLs instead of absolute URLs.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-23384
• https://github.com/vgno/koa-remove-trailing-slashes/commit/e7ce4000e9fe4d957332df1056640a22ebea28ee
• https://github.com/vgno/koa-remove-trailing-slashes
• https://github.com/vgno/koa-remove-trailing-slashes/blame/6a01ba8fd019bd3ece44879c553037ad96ba7d47/index.js%23L31
• https://snyk.io/vuln/SNYK-JS-KOAREMOVETRAILINGSLASHES-1085708