Is CVE-2019-18396 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2019-18396, but active exploitation has not been confirmed.

Can CVE-2019-18396 be exploited remotely?

Yes. CVE-2019-18396 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-18396?

CVE-2019-18396 has a CVSS score of 7.2 (HIGH).

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HIGHPOC

CVE-2019-18396

CWE-78Published: October 31, 2019· Updated: Jun 17, 2026

7.2

CVSS v3.1

Official Description

An issue was discovered in certain Oi third-party firmware that may be installed on Technicolor TD5130v2 devices. A Command Injection in the Ping module in the Web Interface in OI_Fw_V20 allows remote attackers to execute arbitrary OS commands in the pingAddr parameter to mnt_ping.cgi. NOTE: This may overlap CVE-2017–14127.

NVD Source

Technical Analysis

CVE-2019-18396 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 7.2.

A proof-of-concept (PoC) exploit exists for CVE-2019-18396. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.