A vulnerability in the Google Cloud Apigee SetIntegrationRequest policy allowed remote attackers to perform Server-Side Request Forgery (SSRF) and exfiltrate service account access tokens.
For successful exploitation, an administrator must initially establish an insecure configuration of the API proxy.
Exploitability
AV:NAC:LAT:PPR:NUI:NVulnerable System
VC:HVI:HVA:HSubsequent System
SC:NSI:NSA:N9.2/CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/U:AmberInput Validation