XXE in VMware Cloud Foundation

CVE-2022-31678

VMware Cloud Foundation (NSX-V) contains an XML External Entity (XXE) vulnerability. On VCF 3.x instances with NSX-V deployed, this may allow a user to exploit this issue leading to a denial-of-service condition or unintended information disclosure.

Vulnerability class: XXE (XML External Entity)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.087 (95.0th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-31678: held from 0.087 to 0.087.

EPSS over last 30 days · oldest: 0.087 · newest: 0.087 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-31678?
CVE-2022-31678 is a critical-severity vulnerability in VMware Cloud Foundation, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2022-10-28.
How severe is CVE-2022-31678?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2022-31678 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.