What is the CVSS score of CVE-2021-40519?

CVE-2021-40519 has a CVSS 3.1 base score of 10.0 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N. EPSS exploitation probability: 1.1%.

Is there a public PoC exploit available for CVE-2021-40519?

Yes, a public proof-of-concept exploit is available for CVE-2021-40519. Prioritise patching immediately. EPSS: 1.1%.

Hsmx App 25 Firmware CVE-2021-40519

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2021-11-10 cve@mitre.org

Authentication Bypass Hsmx App 25 Firmware Hsmx App 100 Firmware Hsmx App 1000 Firmware Hsmx App 5000 Firmware Hsmx App 20000 Firmware

10.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

10.0 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Nov 10, 2021 - 16:15 nvd

CRITICAL 10.0

DescriptionNVD

Airangel HSMX Gateway devices through 5.2.04 have Hard-coded Database Credentials.

AnalysisAI

Airangel HSMX Gateway devices through 5.2.04 have Hard-coded Database Credentials. Rated critical severity (CVSS 10.0), 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. Airangel HSMX Gateway devices through 5.2.04 have Hard-coded Database Credentials. Affected products include: Airangel Hsmx-App-25 Firmware, Airangel Hsmx-App-100 Firmware, Airangel Hsmx-App-1000 Firmware, Airangel Hsmx-App-5000 Firmware, Airangel Hsmx-App-20000 Firmware. Version information: through 5.2.04.

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.