CVE-2021-32834: eclipse keti Code Injection

Vulnerability summary

CVE-2021-32834 is a critical (CVSS 9.9) Code Injection vulnerability in eclipse keti. EPSS estimates a 0.95% chance of exploitation in the next 30 days, higher than 60.4% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 09-09-2021
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

Eclipse Keti is a service that was designed to protect RESTfuls API using Attribute Based Access Control (ABAC). In Keti a user able to create Policy Sets can run arbitrary code by sending malicious Groovy scripts which will escape the configured Groovy sandbox. This vulnerability is known to exist in the latest commit at the time of writing this CVE (commit a1c8dbe). For more details see the referenced GHSL-2021-063.

• CWE-94Improper Control of Generation of Code ('Code Injection')The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
• CWE-917Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')The product constructs all or part of an expression language (EL) statement in a framework such as a Java Server Page (JSP) using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended EL statement before it is executed.