What is the CVSS score of CVE-2018-15720?

CVE-2018-15720 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Is there a public PoC exploit available for CVE-2018-15720?

Yes, a public proof-of-concept exploit is available for CVE-2018-15720. Prioritise patching immediately. EPSS: 1.5%.

Harmony Hub Firmware CVE-2018-15720

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2018-12-20 vulnreport@tenable.com

Authentication Bypass Harmony Hub Firmware

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 20, 2018 - 21:29 nvd

CRITICAL 9.8

DescriptionNVD

Logitech Harmony Hub before version 4.15.206 contained two hard-coded accounts in the XMPP server that gave remote users access to the local API.

AnalysisAI

Logitech Harmony Hub before version 4.15.206 contained two hard-coded accounts in the XMPP server that gave remote users access to the local API. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. Logitech Harmony Hub before version 4.15.206 contained two hard-coded accounts in the XMPP server that gave remote users access to the local API. Affected products include: Logitech Harmony Hub Firmware. Version information: version 4.15.206.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.