CVE-2022-22963
VMware Tanzu Spring Cloud Function Remote Code Execution Vulnerability
VMware Tanzu Spring Cloud
In Spring Cloud Function versions 3.1.6, 3.2.2 and older unsupported versions, when using routing functionality 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.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 25 August 2022. US federal agencies were required to remediate it by 15 September 2022.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 99.9%, which is higher than 99.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2022-22963 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2022-22963.
What does CVE-2022-22963 affect?
CVE-2022-22963 affects VMware Tanzu Spring Cloud. In Spring Cloud Function versions 3.1.6, 3.2.2 and older unsupported versions, when using routing functionality 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.
How severe is CVE-2022-22963?
CVE-2022-22963 is rated CRITICAL with a CVSS base score of 9.8. EPSS puts the probability of exploitation in the next 30 days at 99.9%, higher than 99.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 15 September 2022.
How should organisations respond to CVE-2022-22963?
Apply the vendor patch for VMware Tanzu Spring Cloud as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.