.. / CVE-2021-44528

Exploit for Open Redirect in Host Authorization Middleware (CVE-2021-44528)

Description:

Specially crafted “X-Forwarded-Host” headers in combination with certain “allowed host” formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.

Nuclei Template

View the template here CVE-2021-44528.yaml

Validate with Nuclei

echo "$URL" | nuclei -t ~/nuclei-templates/http/cves/2021/CVE-2021-44528.yaml
Copy

References:

https://seclists.org/oss-sec/2021/q4/att-160/7-0-host-authorzation-open-redirect.patch
https://nvd.nist.gov/vuln/detail/CVE-2021-44528
https://security.netapp.com/advisory/ntap-20240208-0003/
https://github.com/rails/rails/commit/0fccfb9a3097a9c4260c791f1a40b128517e7815
https://www.debian.org/security/2023/dsa-5372