What is the CVSS score of CVE-2021-21513?

CVE-2021-21513 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 5.7%.

Is there a public PoC exploit available for CVE-2021-21513?

Yes, a public proof-of-concept exploit is available for CVE-2021-21513. Prioritise patching immediately. EPSS: 5.7%.

Openmanage Server Administrator CVE-2021-21513

CRITICAL

Improper Authentication (CWE-287)

2021-03-02 security_alert@emc.com

Dell Microsoft Authentication Bypass Openmanage Server Administrator

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 02, 2021 - 16:15 nvd

CRITICAL 9.8

DescriptionNVD

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.

AnalysisAI

Dell EMC OpenManage Server Administrator (OMSA) version 9.5 Microsoft Windows installations with Distributed Web Server (DWS) enabled configuration contains an authentication bypass vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. 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 products include: Dell Openmanage Server Administrator. Version information: version 9.5.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.