Is CVE-2020-5759 actively exploited?

CVE-2020-5759 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2020-5759?

CVE-2020-5759 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2020-5759?

Patch guidance is available from grandstream security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-5759.

Fix CVE-2020-5759 - CRITICAL grandstream ucm6202 firmware

Q: Which products are affected by CVE-2020-5759?

3 products: grandstream ucm6202 firmware, grandstream ucm6204 firmware, grandstream ucm6208 firmware.

Description

Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via SSH. An authenticated remote attacker can execute commands as the root user by issuing a specially crafted "unset" command.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-78 · OS Command Injection CWE-78 · OS Command Injection

Metadata

Primary Vendor: GRANDSTREAM
Published: 7/17/2020
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

grandstream : ucm6202_firmwaregrandstream : ucm6204_firmwaregrandstream : ucm6208_firmware

Remediation Guidance

Executive Summary

View on NIST NVD