How severe is CVE-2018-8856?

CVE-2018-8856 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-8856 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8856?

CVE-2018-8856 affects Philips E-alert Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-8856?

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

When was CVE-2018-8856 published?

CVE-2018-8856 was published on 2018-09-26 and last updated on 2026-06-17.

CVE-2018-8856

CVE-2018-8856 is a critical-severity vulnerability in Philips E-alert Firmware with a CVSS 3.x base score of 9.8. 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Philips E-alert Firmware
Published: 2018-09-26
Last modified: 2026-06-17

Description

Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The software contains hard-coded cryptographic key, which it uses for encryption of internal data.

Frequently asked questions

What is CVE-2018-8856?: Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The software contains hard-coded cryptographic key, which it uses for encryption of internal data.
How severe is CVE-2018-8856?: CVE-2018-8856 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-8856 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8856?: CVE-2018-8856 affects Philips E-alert Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-8856?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-8856 published?: CVE-2018-8856 was published on 2018-09-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:philips:e-alert_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Philips E-alert Firmware

CVE-2018-8850 — Critical (CVSS 9.8): Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The software does not validate input properly,…
CVE-2018-8852 — High (CVSS 8.8): Philips e-Alert Unit (non-medical device), Version R2.1 and prior. When authenticating a user or otherwise establishing…
CVE-2018-8844 — High (CVSS 8.8): Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The web application does not, or cannot,…
CVE-2018-8842 — High (CVSS 8.8): Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The software transmits sensitive or…
CVE-2018-8854 — High (CVSS 7.5): Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The software does not properly restrict the size or…
CVE-2018-8848 — High (CVSS 7.5): Philips e-Alert Unit (non-medical device), Version R2.1 and prior. The software, upon installation, sets incorrect…

All CVEs affecting Philips E-alert Firmware →

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