CVE-2020-5739
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 5.34% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- grandstream/gxp1610 firmware · grandstream/gxp1615 firmware · grandstream/gxp1620 firmware · grandstream/gxp1625 firmware · grandstream/gxp1628 firmware · grandstream/gxp1630 firmware
- Source
- vulnreport@tenable.com
References
- https://www.tenable.com/security/research/tra-2020-22Exploit, Vendor Advisory
- https://www.tenable.com/security/research/tra-2020-22Exploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.