What is the CVSS score of CVE-2020-27692?

CVE-2020-27692 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2020-27692?

Yes, a public proof-of-concept exploit is available for CVE-2020-27692. Prioritise patching immediately. EPSS: 0.5%.

Verve Connect Vh510 Firmware CVE-2020-27692

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2020-11-04 cve@mitre.org

CSRF Verve Connect Vh510 Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 04, 2020 - 21:15 nvd

HIGH 8.8

DescriptionNVD

The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains multiple CSRF vulnerabilities within its web management portal. Attackers can, for example, use this to update the TR-069 configuration server settings (responsible for managing devices remotely). This makes it possible to remotely reboot the device or upload malicious firmware.

AnalysisAI

The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains multiple CSRF vulnerabilities within its web management portal. Rated high severity (CVSS 8.8), 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 Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains multiple CSRF vulnerabilities within its web management portal. Attackers can, for example, use this to update the TR-069 configuration server settings (responsible for managing devices remotely). This makes it possible to remotely reboot the device or upload malicious firmware. 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. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.