Is CVE-2021-1354 in the CISA KEV catalog?

No. CVE-2021-1354 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-1354?

CVE-2021-1354 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2021-1354?

CVE-2021-1354 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-1354?

Upgrade unified computing system central software to 2.0(1m) or later.

CVE & CISA-KEV Catalog

CVE-2021-1354

MEDIUM

4.3

CVSS v3

NVD

Description

A vulnerability in the certificate registration process of Cisco Unified Computing System (UCS) Central Software could allow an authenticated, adjacent attacker to register a rogue Cisco Unified Computing System Manager (UCSM). This vulnerability is due to improper certificate validation. An attacker could exploit this vulnerability by sending a crafted HTTP request to the registration API. A successful exploit could allow the attacker to register a rogue Cisco UCSM and gain access to Cisco UCS Central Software data and Cisco UCSM inventory data.

CWE-295Improper Certificate Validation

How to fix

Remediation Available

unified computing system central softwareNVD

Affected:< 2.0(1m)Fixed in:2.0(1m)CVE-2021-1354derived 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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

Related Vulnerabilities

Other CWE-295 (Improper Certificate Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-4000	Low	3.7	100%	-	Fix
CVE-2020-0601	High	8.1	89%	KEV	Fix
CVE-2009-3555	Critical	9.8	87%	-	Fix
CVE-2022-26923	High	8.8	83%	KEV	Fix
CVE-2023-27823	Critical	9.8	53%	-	-
CVE-2022-42979	High	8.8	24%	-	-

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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.