What is CVE-2021-21993?

CVE-2021-21993 is a medium-severity vulnerability in Vmware Cloud Foundation, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2021-09-23.

How severe is CVE-2021-21993?

Medium severity. CVSS v3 base score is 6.5 out of 10.

SSRF in Vmware Cloud Foundation

CVE-2021-21993

The vCenter Server contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in vCenter Server Content Library. An authorised user with access to content library may exploit this issue by sending a POST request to vCenter Server leading to information disclosure.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.009 (57.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Vmware Cloud_foundation
Vmware Vcenter_server — versions 6.5, 6.7, 7.0
N/a Vmware Vcenter Server, Cloud Foundation — versions VMware vCenter Server(7.x before 7.0 U2c, 6.7 before 6.7 U3o and 6.5 before 6.5 U3q) and VMware Cloud Foundation (4.x before 4.3 and 3.x before 3.10.2.2)

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security@vmware.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-21993?: CVE-2021-21993 is a medium-severity vulnerability in Vmware Cloud Foundation, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2021-09-23.
How severe is CVE-2021-21993?: Medium severity. CVSS v3 base score is 6.5 out of 10.