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Vulnerability record · CVE-2018-5757 · published 1 April 2019

CVE-2018-5757: Audiocodes 420hd ip phone firmware os command injection vulnerability

Audiocodes · 420hd Ip Phone Firmware

An issue was discovered on AudioCodes 450HD IP Phone devices with firmware 3.0.0.535.106. The traceroute and ping functionality, which uses a parameter in a request to command.cgi from the Monitoring page in the web UI, unsafely puts user-alterable data directly into an OS command, leading to Remote Code Execution via shell metacharacters in the query string.

8.8 CVSS 3.0 High EPSS 7.6% · top 5.6% CWE-78 · OS command injection
8.8CVSS 3.0 base score, v2 9.0
7.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered on AudioCodes 450HD IP Phone devices with firmware 3.0.0.535.106. The traceroute and ping functionality, which uses a parameter in a request to command.cgi from the Monitoring page in the web UI, unsafely puts user-alterable data directly into an OS command, leading to Remote Code Execution via shell metacharacters in the query string.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2018-5757 ExploitThird Party Advisory
https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2018-5757 ExploitThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-5757), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.