CVE-2022-22963
Published: August 25, 2022
Official Description
When using routing functionality in VMware Tanzu's Spring Cloud Function, it is possible for a user to provide a specially crafted SpEL as a routing-expression that may result in remote code execution and access to local resources.
CISA KEV Advisory
VMware Tanzu Spring Cloud Function Remote Code Execution Vulnerability
When using routing functionality in VMware Tanzu's Spring Cloud Function, it is possible for a user to provide a specially crafted SpEL as a routing-expression that may result in remote code execution and access to local resources.
Apply updates per vendor instructions.
Risk Analysis
This vulnerability in VMware Tanzu's Spring Cloud Function allows for remote code execution and access to local resources. It occurs when a user provides a specially crafted SpEL (Spring Expression Language) as a routing-expression. The very high EPSS score indicates a high likelihood of exploitation, making this a critical vulnerability.
This vulnerability is actively being exploited in the wild and is listed in CISA's KEV catalog, confirming its active exploitation. The nature of the vulnerability suggests it is remotely exploitable through crafted input.
Apply the latest security updates for VMware Tanzu's Spring Cloud Function. Implement strict input validation and ensure that routing expressions are not user-controlled or are properly sanitized.
Technical Analysis
CVE-2022-22963 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2022-22963 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-22963 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1