Spring4Shell — Cisco Cx Cloud Agent RCE

CVE-2022-22965

A Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data binding. The specific exploit requires the application to run on Tomcat as a WAR deployment. If the application is deployed as a Spring Boot executable jar, i.e. the default, it is not vulnerable to the exploit. However, the nature of the vulnerability is more general, and there may be other ways to exploit it.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.996 (99.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-22965?
CVE-2022-22965 is a critical-severity vulnerability in Cisco Cx Cloud Agent, classified under Code Injection. CVSS score: 9.8/10. Published 2022-04-01.
How severe is CVE-2022-22965?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-22965 known to be exploited?
Yes. CVE-2022-22965 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-04-04), indicating it is being actively exploited. 483 public proof-of-concept repositories are indexed.