What is the CVSS score of CVE-2020-27689?

CVE-2020-27689 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: 2.2%.

Is there a public PoC exploit available for CVE-2020-27689?

Yes, a public proof-of-concept exploit is available for CVE-2020-27689. Prioritise patching immediately. EPSS: 2.2%.

Verve Connect Vh510 Firmware CVE-2020-27689

CRITICAL

Use of Hard-coded Credentials (CWE-798)

2020-11-04 cve@mitre.org

Authentication Bypass Verve Connect Vh510 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

Nov 04, 2020 - 20:15 nvd

CRITICAL 9.8

DescriptionNVD

The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains undocumented default admin credentials for the web management interface. A remote attacker could exploit this vulnerability to login and execute commands on the device, as well as upgrade the firmware image to a malicious version.

AnalysisAI

The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains undocumented default admin credentials for the web management interface. 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. The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains undocumented default admin credentials for the web management interface. A remote attacker could exploit this vulnerability to login and execute commands on the device, as well as upgrade the firmware image to a malicious version. Affected products include: Imomobile Verve Connect Vh510 Firmware. Version information: before 1.0.1.6.

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.