Nick.Rosenloecher/ApiCore
1
0 Fork 0
Code Issues 22 Pull Requests Actions Packages Projects Releases Wiki Activity

fix(security): TRUST_PROXY ohne uniquelocal, nur Pod-Netz und Cloudflare
Backend Image / build-and-push (push) Successful in 1m19s
Details
Frontend Image / build-and-push (push) Successful in 30s
Details

Browse Source 
LAN-Adressen als vertrauenswuerdige Hops waren unnoetig weit: Traefik
verwirft X-Forwarded-For von LAN-Clients ohnehin, sie sind selbst Absender.
Vertraut werden nur noch 10.42.0.0/16 (Traefik-Pods) und die Cloudflare-Netze.

Co-Authored-By: Claude Opus 5.5 (1M context) <[email protected]>
This commit is contained in:
Nick SzaunigandClaude Opus 5.5 committed 2026-10-12 09:57:09 +02:00
1 parent 570f4f94e4
commit d7f0d2c13b
2 files changed
+5 -3
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

ApiCore-Backend/.env.example
+1 -1
View File
@@ -21,7 +21,7 @@ FRONTEND_ORIGIN="http://localhost:3000"
# Reverse-proxy hops in front of the backend whose X-Forwarded-For is
# trusted (client IP for rate limits and API-key IP allowlists). "1" for the
# single K8s ingress; a list such as "loopback, 10.0.0.0/8" also works.
# Behind Cloudflare + Traefik use "loopback, uniquelocal, <Cloudflare ranges>"
# Behind Cloudflare + Traefik use "loopback, <pod CIDR>, <Cloudflare ranges>"
# (see deploy/k8s/backend/configmap.example.yaml); "1" would yield the
# Cloudflare edge IP that many clients share.
TRUST_PROXY=1
deploy/k8s/backend/configmap.example.yaml
+4 -2
View File
@@ -16,11 +16,13 @@ data:
BACKUP_RETENTION_COUNT: "14"
COOKIE_SECURE: "true"
# Client-IP fuer Rate-Limits und IP-Freigaben der API-Schluessel. Vertraut
# werden Cluster/LAN (Traefik) und Cloudflare (https://www.cloudflare.com/ips/).
# werden nur das Pod-Netz 10.42.0.0/16 (Traefik) und Cloudflare
# (https://www.cloudflare.com/ips/), bewusst nicht LAN/uniquelocal: LAN-Clients
# sind selbst Absender, ihre X-Forwarded-For-Werte verwirft Traefik.
# Express nimmt den ersten X-Forwarded-For-Eintrag von rechts, der aus keinem
# dieser Netze kommt: den Client, den Cloudflare angehaengt hat. Mit "1" waere
# es die Cloudflare-Edge, die sich viele Clients teilen.
TRUST_PROXY: "loopback, uniquelocal, 173.245.48.0/20, 103.21.244.0/22, 103.22.200.0/22, 103.31.4.0/22, 141.101.64.0/18, 108.162.192.0/18, 190.93.240.0/20, 188.114.96.0/20, 197.234.240.0/22, 198.41.128.0/17, 162.158.0.0/15, 104.16.0.0/13, 104.24.0.0/14, 172.64.0.0/13, 131.0.72.0/22, 2400:cb00::/32, 2606:4700::/32, 2803:f800::/32, 2405:b500::/32, 2405:8100::/32, 2a06:98c0::/29, 2c0f:f248::/32"
TRUST_PROXY: "loopback, 10.42.0.0/16, 173.245.48.0/20, 103.21.244.0/22, 103.22.200.0/22, 103.31.4.0/22, 141.101.64.0/18, 108.162.192.0/18, 190.93.240.0/20, 188.114.96.0/20, 197.234.240.0/22, 198.41.128.0/17, 162.158.0.0/15, 104.16.0.0/13, 104.24.0.0/14, 172.64.0.0/13, 131.0.72.0/22, 2400:cb00::/32, 2606:4700::/32, 2803:f800::/32, 2405:b500::/32, 2405:8100::/32, 2a06:98c0::/29, 2c0f:f248::/32"
# Entra ID SSO. Issuer ist die v2.0-Metadaten-URL des Tenants,
# Redirect-URI muss exakt der im App-Registrierung hinterlegten entsprechen.
# Ohne diese vier Variablen (siehe secret.example.yaml fuer Client-ID/-Secret)