Is CVE-2021-21513 in the CISA KEV catalog?

No. CVE-2021-21513 is not currently on the CISA Known Exploited Vulnerabilities list.

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

CVE-2021-21513 has a CVSS v3 base score of 8.6 (HIGH).

What is the EPSS score for CVE-2021-21513?

CVE-2021-21513 has an EPSS score of 5.74% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-21513?

Upgrade openmanage server administrator to 9.5.0.1 or later.

CVE & CISA-KEV Catalog

CVE-2021-21513

HIGHEPSS 92th pctl

8.6

CVSS v3

NVD

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.

CWE-287Improper Authentication

How to fix

Remediation Available

openmanage server administratorNVD

Affected:>= 9.5.0.0, < 9.5.0.1Fixed in:9.5.0.1CVE-2021-21513derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

5.74%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Exploit1

tenable.com

Vendor Advisory1

dell.com

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.