Is CVE-2024-8456 in the CISA KEV catalog?

No. CVE-2024-8456 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-8456?

CVE-2024-8456 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2024-8456?

CVE-2024-8456 has an EPSS score of 0.58% (43th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-8456?

Upgrade gs-4210-24p2s firmware to 3.305b240802 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2024-8456

CRITICAL

9.8

CVSS v3

NVD

Description

Certain switch models from PLANET Technology lack proper access control in firmware upload and download functionality, allowing unauthenticated remote attackers to download and upload firmware and system configurations, ultimately gaining full control of the devices.

CWE-306Missing Authentication for Critical Function

How to fix

Remediation Available

gs-4210-24p2s firmwareNVD

Affected:< 3.305b240802Fixed in:3.305b240802CVE-2024-8456derived from NVD

gs-4210-24pl4c firmwareNVD

Affected:< 2.305b240719Fixed in:2.305b240719CVE-2024-8456derived 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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.58%probability of exploitation in 30 days

43rdpercentile

Moderate risk: more likely to be exploited than 43% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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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 2024-10-04.