CVE-2019-20372 (NVD)

2020-01-09

NGINX before 1.17.7, with certain error_page configurations, allows HTTP request smuggling, as demonstrated by the ability of an attacker to read unauthorized web pages in environments where NGINX is being fronted by a load balancer.

Products Xcode, Ubuntu_linux, Nginx, Cloud_backup, Leap
Type Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') (CWE-444)
First patch - None (likely due to unavailable code)
Patches • https://github.com/nginx/nginx/commit/c1be55f97211d38b69ac0c2027e6812ab8b1b94e
• https://github.com/kubernetes/ingress-nginx/pull/4859
Links • https://security.netapp.com/advisory/ntap-20200127-0003/
• http://nginx.org/en/CHANGES
• https://support.apple.com/kb/HT212818
• https://bertjwregeer.keybase.pub/2019-12-10%20-%20error_page%20request%20smuggling.pdf
• https://duo.com/docs/dng-notes#version-1.5.4-january-2020