An issue was discovered on AudioCodes 450HD IP Phone devices with firmware 3.0.0.535.106.
Priority MEDIUM 48CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
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.
Why it matters now
EPSS 0.07638 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:audiocodes:420hd_ip_phone_firmware:3.0.0.535.106:*:*:*:*:*:*:* | 3.0.0.535.106 | Vulnerable | AudioCodes Limited |
| cpe:2.3:h:audiocodes:420hd_ip_phone:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AudioCodes Limited |
- cpe:2.3:o:audiocodes:420hd_ip_phone_firmware:3.0.0.535.106:*:*:*:*:*:*:* Versions 3.0.0.535.106 Vulnerable ·AudioCodes Limited
- cpe:2.3:h:audiocodes:420hd_ip_phone:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AudioCodes Limited
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-5757
- 2026-10-03 Alias added: GHSA-p8fp-8747-qj72
References
More AudioCodes Limited 420hd Ip Phone Firmware vulnerabilities
- TI-2018-07156 AudioCodes IP phone 420HD devices using firmware version 2.2.12.126 allow Remote Code Execution. CVSS 3.0HIGH 8.8
- TI-2018-07154 AudioCodes IP phone 420HD devices using firmware version 2.2.12.126 allow XSS. CVSS 3.0MEDIUM 4.8
Sources
- CVE-2018-5757 · CVE Program
- CVE-2018-5757 · NVD
- FIRST EPSS
- GHSA-p8fp-8747-qj72 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences