Is CVE-2019-16639 actively exploited?

No active exploitation of CVE-2019-16639 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-16639 be exploited remotely?

Yes. CVE-2019-16639 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-16639?

CVE-2019-16639 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2019-16639

CWE-78Published: July 16, 2024· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

An issue was found on the Ruijie EG-2000 series gateway. There is a newcli.php API interface without access control, which can allow an attacker (who only has web interface access) to use TELNET commands and/or show admin passwords via the mode_url=exec&command= substring. This affects EG-2000SE EG_RGOS 11.9 B11P1.

NVD Source

Technical Analysis

CVE-2019-16639 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.