# CVE-2022-22947: VMware Spring Cloud Gateway Code Injection Vulnerability

- Exploited (CISA KEV): yes, added 2022-05-16
- Published: 2022-03-03
- CVSS: 10 CRITICAL (v3.1)
- EPSS: 98.3% (100th percentile)
- CWE: CWE-94

In spring cloud gateway versions prior to 3.1.1+ and 3.0.7+ , applications are vulnerable to a code injection attack when the Gateway Actuator endpoint is enabled, exposed and unsecured. A remote attacker could make a maliciously crafted request that could allow arbitrary remote execution on the remote host.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | No public claim | — | — |
| Microsoft Azure | Rule published | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Before feed history | — | — |
| Akamai | No public source | — | — |
| OWASP CRS | Before feed history | — | — |

### Microsoft Azure

- undated · listed · rule 99001016
  > Rule 99001016: MS-ThreatIntel-WebShells · Attempted Spring Cloud Gateway Actuator injection CVE-2022-22947 · Enable rule to prevent against SpringShell vulnerability
  Source: https://learn.microsoft.com/en-us/azure/web-application-firewall/afds/waf-front-door-drs
- undated · listed · rule 99001016
  > Rule 99001016: MS-ThreatIntel-CVEs · Attempted Spring Cloud Gateway Actuator injection CVE-2022-22947 · Keep the rule enabled to prevent against SpringShell vulnerability
  Source: https://learn.microsoft.com/en-us/azure/web-application-firewall/ag/application-gateway-crs-rulegroups-rules
- undated · listed · rule 800113
  > Rule 800113: Critical - 5 · PL2 · Attempted Spring Cloud Gateway Actuator injection - CVE-2022-22947
  Source: https://learn.microsoft.com/en-us/azure/web-application-firewall/ag/application-gateway-crs-rulegroups-rules

## Our test (measured)

- OWASP Core Rule Set 4.25.0, paranoia level 1, anomaly threshold 5, default CRS settings: blocked (3 of 3 requests blocked), template CVE-2022-22947, 2026-11-02
- OWASP Core Rule Set 4.25.0, paranoia level 2, anomaly threshold 5, default CRS settings: blocked (3 of 3 requests blocked), template CVE-2022-22947, 2026-11-02

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2022-22947 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2022-22947