Pomerium is an open source identity-aware access proxy. Envoy, which Pomerium is based on, contains two authorization related vulnerabilities CVE-2021-32777 and CVE-2021-32779. This may lead to incorrect routing or authorization policy decisions. With specially crafted requests, incorrect authorization or routing decisions may be made by Pomerium. Pomerium v0.14.8 and v0.15.1 contain an upgraded envoy binary with these vulnerabilities patched. This issue can only be triggered when using path prefix based policy. Removing any such policies should provide mitigation.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:NEnvoyproxy Envoy
APPEnvoyproxy1.19.0< 1.16.51.17.0 – 1.17.4 (excl.)1.18.0 – 1.18.4 (excl.)Pomerium
APPPomerium0.15.00.11.0 – 0.14.8 (excl.)
Related vulnerabilities
Błąd autoryzacji w Pomerium — obejście kontroli dostępu
Envoy OAuth filter: pominięcie walidacji access tokena umożliwia nieautoryzowany dostęp
Envoy 1.12.0: zapis poza buforami żądania HTTP/2 prowadzący do RCE lub bypass ACL
Bypass mechanizmów kontroli dostępu przez białe znaki w nagłówkach HTTP w Envoy
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can ...