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CVE-2021-21513

CRITICAL
9.8
CVSS Score
Published: March 2, 2021 at 04:00 PM UTC
Updated: June 17, 2026 at 03:35 AM UTC
1 product affected across 1 vendorOpenmanage Server Administrator

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Severity
CRITICAL9.8
Exploit prediction
EPSS 6%

Description

Dell EMC OpenManage Server Administrator (OMSA) version 9.5 Microsoft Windows installations with Distributed Web Server (DWS) enabled configuration contains an authentication bypass vulnerability. A remote unauthenticated attacker could potentially exploit this vulnerability to gain admin access on the affected system.

Affected

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

Openmanage Server Administrator· Dell
95%
v ≤ 9.5v < 9.4.0.39.5.0.0 ≤ v < 9.5.0.1
Affected range stops below 9.4.0.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.5.0.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

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

Patch and advisory references

References (2)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.dell.com/support/kbdoc/en-us/000183670/dsa-2021-040-dell-emc-openmanage-server-administrator-omsa-security-update-for-multiple-vulnerabilities
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://www.tenable.com/security/research/tra-2021-07

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-287

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