CVE-2020-5738
HIGHCVSS 8.8/10EPSS 5.42%
Last modified
CVE-2020-5738 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 uploads a specially crafted tar file to the HTTP /cgi-bin/upload_vpntar interface.. EPSS estimates a 5.42% 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 uploads a specially crafted tar file to the HTTP /cgi-bin/upload_vpntar interface.
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-2020-5738?
Grandstream GXP1600 series firmware 1.0.4.152 and below is vulnerable to authenticated remote command execution when an attacker uploads a specially crafted tar file to the HTTP /cgi-bin/upload_vpntar interface.
How severe is CVE-2020-5738?
CVE-2020-5738 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 5.42% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5738?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2020-5738?
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