Is CVE-2018-15555 in the CISA KEV catalog?

No. CVE-2018-15555 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-15555?

CVE-2018-15555 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-15555?

CVE-2018-15555 has an EPSS score of 2.97% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2018-15555?

No published fix for CVE-2018-15555 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2018-15555

CRITICALEPSS 86th pctl

9.8

CVSS v3

NVD

Description

On Telus Actiontec WEB6000Q v1.1.02.22 devices, an attacker can login with root level access with the user "root" and password "admin" by using the enabled onboard UART headers.

CWE-662

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.97%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-662 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-7457	High	8.1	33%	-	-
CVE-2020-14059	Medium	6.5	4.4%	-	Fix
CVE-2016-8368	High	8.6	2.6%	-	-
CVE-2019-17185	High	7.5	2.2%	-	Fix
CVE-2022-1931	High	8.1	2.0%	-	Fix
CVE-2018-4027	High	7.5	1.7%	-	-

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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 2024-11-21.