How severe is CVE-2023-49254?

CVE-2023-49254 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-49254 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49254?

CVE-2023-49254 affects Hongdian H8951-4g-esp Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-49254?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-49254 have an EU (EUVD) identifier?

Yes. CVE-2023-49254 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53256.

When was CVE-2023-49254 published?

CVE-2023-49254 was published on 2024-01-12 and last updated on 2026-06-17.

CVE-2023-49254

CVE-2023-49254 is a high-severity vulnerability in Hongdian H8951-4g-esp Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-53256
Weakness: CWE-78
Affected product: Hongdian H8951-4g-esp Firmware
Published: 2024-01-12
Last modified: 2026-06-17

Description

Authenticated user can execute arbitrary commands in the context of the root user by providing payload in the "destination" field of the network test tools. This is similar to the vulnerability CVE-2021-28151 mitigated on the user interface level by blacklisting characters with JavaScript, however, it can still be exploited by sending POST requests directly.

Frequently asked questions

What is CVE-2023-49254?: Authenticated user can execute arbitrary commands in the context of the root user by providing payload in the "destination" field of the network test tools. This is similar to the vulnerability CVE-2021-28151 mitigated on the user interface level by blacklisting characters with JavaScript, however, it can still be exploited by sending POST requests directly.
How severe is CVE-2023-49254?: CVE-2023-49254 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-49254 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49254?: CVE-2023-49254 affects Hongdian H8951-4g-esp Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-49254?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-49254 have an EU (EUVD) identifier?: Yes. CVE-2023-49254 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53256.
When was CVE-2023-49254 published?: CVE-2023-49254 was published on 2024-01-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:hongdian:h8951-4g-esp_firmware:*:*:*:*:*:*:*:*

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