Is CVE-2018-15721 in the CISA KEV catalog?

No. CVE-2018-15721 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-15721?

CVE-2018-15721 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-15721?

CVE-2018-15721 has an EPSS score of 1.82% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-15721?

Upgrade harmony hub firmware to 4.15.206 or later.

CVE & CISA-KEV Catalog

CVE-2018-15721

CRITICALEPSS 76th pctl

9.8

CVSS v3

NVD

Description

The XMPP server in Logitech Harmony Hub before version 4.15.206 is vulnerable to authentication bypass via a crafted XMPP request. Remote attackers can use this vulnerability to gain access to the local API.

CWE-287Improper Authentication

How to fix

Remediation Available

harmony hub firmwareNVD

Affected:< 4.15.206Fixed in:4.15.206CVE-2018-15721derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

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

1.82%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Exploit1

tenable.com

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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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.