CVE-2018-17918

Circarlife Firmware vulnerability

CVSS

9.8

EPSS

3.8%

EPSS pct

89th

Exploited

No known

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

Affected vendor

Circontrol

Affected product

Circarlife Firmware

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-288 — Authentication Bypass Using an Alternate Path
CWE-287 — Improper Authentication

Published

2018-11-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2018-17918

Confirm whether Circontrol Circarlife Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-17918.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-17918

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-17918 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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