CVE-2021-21975

HIGH
7.5
CVSS Score
Published: March 31, 2021 at 05:51 PM UTC
Updated: October 2, 2026 at 02:54 PM UTC
4 products affected across 1 vendorCloud FoundationVrealize Suite Lifecycle ManagerVrealize Operations Manager

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Severity
HIGH7.5
Exploitation
CISA KEV
Exploit prediction
EPSS 78%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score78.0%

EPSS (Exploit Prediction Scoring System) estimates a 78.0% chance this CVE is exploited in the wild within the next 30 days — higher than 100% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Server Side Request Forgery (SSRF) in vRealize Operations Manager API prior to 8.4 may allow a malicious actor with network access to the vRealize Operations Manager API to perform a SSRF attack to steal administrative credentials.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Known
Added to KEV
Jan 18, 2022
Remediation Due
Feb 1, 2022
1733 days overdue

Description

Server Side Request Forgery in vRealize Operations Manager API (CVE-2021-21975) prior to 8.4 may allow a malicious actor with network access to the vRealize Operations Manager API can perform a Server Side Request Forgery attack to steal administrative credentials.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCActiveAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-918

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