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Update az-front-door.md

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SirBroccoli
2025-10-23 14:05:23 +02:00
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src/pentesting-cloud/azure-security/az-services/az-front-door.md
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@@ -10,8 +10,6 @@ To bypass this rule automated tools can be used that **brute-force IP addresses*
This is mentioned in the [Microsoft documentation](https://learn.microsoft.com/en-us/azure/web-application-firewall/afds/waf-front-door-configure-ip-restriction).
---
## Credential Skimming via WAF Custom Rules + Log Analytics
Abuse Azure Front Door (AFD) WAF Custom Rules in combination with Log Analytics to capture cleartext credentials (or other secrets) traversing the WAF. This is not a CVE; it’s misuse of legitimate features by anyone who can modify the WAF policy and read its logs.
@@ -80,9 +78,6 @@ The matched values appear in details_matches_s and include the cleartext values
- An existing Azure Front Door instance.
- Permissions to edit the AFD WAF policy and read the associated Log Analytics workspace.
### Impact
- High risk: An operator with WAF/Log access can silently harvest secrets at the trusted TLS termination point.
## References
- [https://trustedsec.com/blog/azures-front-door-waf-wtf-ip-restriction-bypass](https://trustedsec.com/blog/azures-front-door-waf-wtf-ip-restriction-bypass)