CVE-2020-5739
Last modified
CVE-2020-5739 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Grandstream GXP1600 series firmware 1.0.4.152 and below is vulnerable to authenticated remote command execution when an attacker adds an OpenVPN up script to the phone's VPN settings via the "Additional Settings" field in the web interface. When the VPN's connection is established, the user defined script is executed with root privileges.. EPSS estimates a 5.34% chance of exploitation in the next 30 days.
Description
Grandstream GXP1600 series firmware 1.0.4.152 and below is vulnerable to authenticated remote command execution when an attacker adds an OpenVPN up script to the phone's VPN settings via the "Additional Settings" field in the web interface. When the VPN's connection is established, the user defined script is executed with root privileges.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Grandstream | Gxp1610 Firmware | <= 1.0.4.152 |
| Grandstream | Gxp1615 Firmware | <= 1.0.4.152 |
| Grandstream | Gxp1620 Firmware | <= 1.0.4.152 |
| Grandstream | Gxp1625 Firmware | <= 1.0.4.152 |
| Grandstream | Gxp1628 Firmware | <= 1.0.4.152 |
| Grandstream | Gxp1630 Firmware | <= 1.0.4.152 |
References
- https://www.tenable.com/security/research/tra-2020-22Exploit, Vendor Advisory
- https://www.tenable.com/security/research/tra-2020-22Exploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-5739?
How severe is CVE-2020-5739?
How do I fix CVE-2020-5739?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-5733In OpenMRS 2.9 and prior, the export functionality of the Da…6.1
- CVE-2020-5734Classic buffer overflow in SolarWinds Dameware allows a remo…7.5
- CVE-2020-5735Amcrest cameras and NVR are vulnerable to a stack-based buff…8.8
- CVE-2020-5736Amcrest cameras and NVR are vulnerable to a null pointer der…6.5
- CVE-2020-5737Stored XSS in Tenable.Sc before 5.14.0 could allow an authen…5.4
- CVE-2020-5738Grandstream GXP1600 series firmware 1.0.4.152 and below is v…8.8
- CVE-2020-5740Improper Input Validation in Plex Media Server on Windows al…7.8
- CVE-2020-5741Deserialization of Untrusted Data in Plex Media Server on Wi…7.2
- CVE-2020-5742Improper Access Control in Plex Media Server prior to June 1…8.8
- CVE-2020-5743Improper Control of Resource Identifiers in TCExam 14.2.2 al…4.3
- CVE-2020-5744Relative Path Traversal in TCExam 14.2.2 allows a remote, au…4.9
- CVE-2020-5745Cross-site request forgery in TCExam 14.2.2 allows a remote …7.4
Are you affected by CVE-2020-5739?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST