Vulnerability Analysis
CVE-2021-21973
The vSphere Client (HTML5) contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue by sending a POST request to vCenter Server plugin leading to information disclosure. This affects: VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).
CISA KEV
Nuclei Template
CVSS Base Score
5.3
MEDIUM
Exploitability:3.9
Impact Score:1.5
Temporal Score:-
EPSS:88.01%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2022-03-07
Ransomware Use
Unknown
KEV Due Date
2022-03-21
VulnCheck In-the-Wild
No
Nuclei Template
YES
EPSS Score
88.012%
EPSS Percentile
99.7th pct
GHSA ID
GitHub Severity
MODERATE
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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