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CVE-2020-5739

Grandstream GXP1600 series firmware 1.0.4.152 and below is vulnerable to authenticated remote...

8.8 High

CVE-2020-5739 is a high vulnerability (CVSS 8.8) in Grandstream Gxp1610 Firmware, published April 14, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.34%, the 92nd percentile. No source names a fixed version.

What does this mean?
Severity
8.8 HighCVSS 3.1, NVD
Exploit chance
5.34%EPSS, 92nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

5.34%Up 4.4 points since Apr 14, 2021
90%50%10%1%

Affected products

What each source reports

NVD Score used8.8

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.

Record
CVE-2020-5739
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
9.0 HighAV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness
CWE-94
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2020-5739
Weakness
CWE-94
Updated
2026-11-02
EUVDEUVD-2020-26898No score

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.

Record
EUVD-2020-26898
Updated
2026-11-03
GitHub AdvisoriesGHSA-6p3v-7x9x-66jrNo score

Grandstream GXP1600 series firmware 1.0.4.152 and below is vulnerable to authenticated remote...

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.

Record
GHSA-6p3v-7x9x-66jr
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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