How severe is CVE-2018-17918?

CVE-2018-17918 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-2018-17918 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-17918?

CVE-2018-17918 affects Circontrol Circarlife Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-17918?

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-2018-17918 published?

CVE-2018-17918 was published on 2018-11-02 and last updated on 2026-06-17.

CVE-2018-17918

CVE-2018-17918 is a critical-severity vulnerability in Circontrol Circarlife 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Circontrol Circarlife Firmware
Published: 2018-11-02
Last modified: 2026-06-17

Description

Circontrol CirCarLife all versions prior to 4.3.1, authentication to the device can be bypassed by entering the URL of a specific page.

Frequently asked questions

What is CVE-2018-17918?: Circontrol CirCarLife all versions prior to 4.3.1, authentication to the device can be bypassed by entering the URL of a specific page.
How severe is CVE-2018-17918?: CVE-2018-17918 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-2018-17918 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17918?: CVE-2018-17918 affects Circontrol Circarlife Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-17918?: 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-2018-17918 published?: CVE-2018-17918 was published on 2018-11-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:circontrol:circarlife_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Circontrol Circarlife Firmware

CVE-2018-17922 — Critical (CVSS 9.8): Circontrol CirCarLife all versions prior to 4.3.1, the PAP credentials of the device are stored in clear text in a log…

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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