Is CVE-2023-21414 in the CISA KEV catalog?

No. CVE-2023-21414 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-21414?

CVE-2023-21414 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2023-21414?

CVE-2023-21414 has an EPSS score of 0.23% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-21414?

Upgrade axis os to 10.12.206 or later.

CVE & CISA-KEV Catalog

CVE-2023-21414

HIGH

7.1

CVSS v3

NVD

Description

NCC Group has found a flaw during the annual internal penetration test ordered by Axis Communications. The protection for device tampering (commonly known as Secure Boot) contains a flaw which provides an opportunity for a sophisticated attack to bypass this protection. Axis has released patched AXIS OS versions for the highlighted flaw. Please refer to the Axis security advisory for more information and solution.

CWE-121Stack-based Buffer Overflow

How to fix

Remediation Available

axis osNVD

Affected:>= 10.11.55, < 10.12.206Fixed in:10.12.206CVE-2023-21414derived from NVD

Affected:>= 11.0.89, < 11.6.94Fixed in:11.6.94CVE-2023-21414derived 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 VectorPhysical

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.23%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Vendor Advisory1

axis.com

Related Vulnerabilities

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2009-0927	High	8.8	97%	KEV	Fix
CVE-2020-10924	High	8.8	87%	-	-
CVE-2022-20705	Critical	10.0	80%	-	-

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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.