Vulnerability in VMware Cloud Foundation
CVE-2021-21983
Arbitrary file write vulnerability in vRealize Operations Manager API (CVE-2021-21983) prior to 8.4 may allow an authenticated malicious actor with network access to the vRealize Operations Manager API can write files to arbitrary locations on the underlying photon operating system.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.688 (99.3th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.686 · newest: 0.688 · change: +0.002
Affected products
- VMware Cloud Foundation — versions 3.0, 3.0.1, 3.0.1.1
- VMware Vrealize Operations Manager — versions 7.0.0, 7.5.0, 8.0.0
- VMware Vrealize Suite Lifecycle Manager — versions 8.0, 8.0.1, 8.1
- VMware Vrealize Operations — versions VMware vRealize Operations prior to 8.4
Public proof-of-concept exploits
References
- www.vmware.com/security/advisories/VMSA-2021-0004.html (Vendor Advisory)
- packetstormsecurity.com/files/162349/VMware-vRealize-Operations-Manager-Server-… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21983?
- CVE-2021-21983 is a medium-severity vulnerability in VMware Cloud Foundation. CVSS score: 6.5/10. Published 2021-03-31.
- How severe is CVE-2021-21983?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-21983 known to be exploited?
- 20 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.