Is CVE-2020-6880 actively exploited?

No active exploitation of CVE-2020-6880 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2020-6880 be exploited remotely?

Yes. CVE-2020-6880 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2020-6880?

CVE-2020-6880 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2020-6880

CWE-89Published: December 1, 2020· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A ZXELINK wireless controller has a SQL injection vulnerability. A remote attacker does not need to log in. By sending malicious SQL statements, because the device does not properly filter parameters, successful use can obtain management rights. This affects: ZXV10 W908 all versions before MIPS_A_1022IPV6R3T6P7Y20.

NVD Source

Technical Analysis

CVE-2020-6880 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.