What is CVE-2023-20855?

CVE-2023-20855 is a high-severity vulnerability in Vmware Vrealize Automation, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.8/10. Published 2023-02-22.

How severe is CVE-2023-20855?

High severity. CVSS v3 base score is 8.8 out of 10.

XXE in Vmware Vrealize Automation

CVE-2023-20855

VMware vRealize Orchestrator contains an XML External Entity (XXE) vulnerability. A malicious actor, with non-administrative access to vRealize Orchestrator, may be able to use specially crafted input to bypass XML parsing restrictions leading to access to sensitive information or possible escalation of privileges.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.013 (66.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Vmware Vrealize_automation
Vmware Vrealize_orchestrator
N/a Vmware Vrealize Orchestrator, Automation, Cloud Foundation — versions VMware vRealize Orchestrator 8.x

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

security@vmware.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-20855?: CVE-2023-20855 is a high-severity vulnerability in Vmware Vrealize Automation, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.8/10. Published 2023-02-22.
How severe is CVE-2023-20855?: High severity. CVSS v3 base score is 8.8 out of 10.