What is the CVSS score of CVE-2020-5723?

CVE-2020-5723 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 5.7%.

Is there a public PoC exploit available for CVE-2020-5723?

Yes, a public proof-of-concept exploit is available for CVE-2020-5723. Prioritise patching immediately. EPSS: 5.7%.

Ucm6202 Firmware CVE-2020-5723

CRITICAL

Cleartext Storage of Sensitive Information (CWE-312)

2020-03-30 vulnreport@tenable.com

Information Disclosure Ucm6202 Firmware Ucm6204 Firmware Ucm6208 Firmware

9.8

CVSS 3.1 · 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:3.1/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

Mar 30, 2020 - 20:15 nvd

CRITICAL 9.8

DescriptionNVD

The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.

AnalysisAI

The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. 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 under CWE-312. The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges. Affected products include: Grandstream Ucm6202 Firmware, Grandstream Ucm6204 Firmware, Grandstream Ucm6208 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.