CVE-2020-6760
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell...
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell metacharacters to an entry on the SSH subcommand menu, as demonstrated by ping.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell metacharacters to an entry on the SSH subcommand menu, as demonstrated by ping.
- Record
CVE-2020-6760- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-78
- Updated
- 2026-11-02
CVE ListNo score
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell metacharacters to an entry on the SSH subcommand menu, as demonstrated by ping.
- Record
CVE-2020-6760- Updated
- 2026-11-02
EUVDEUVD-2020-27907No score
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell metacharacters to an entry on the SSH subcommand menu, as demonstrated by ping.
- Record
EUVD-2020-27907- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9r9r-q9xr-84f5No score
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell...
Schmid ZI 620 V400 VPN 090 routers allow an attacker to execute OS commands as root via shell metacharacters to an entry on the SSH subcommand menu, as demonstrated by ping.
- Record
GHSA-9r9r-q9xr-84f5- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-6760 is a critical vulnerability (CVSS 9.8) in Schmid-telecom Zi 620 V400 Firmware, published February 6, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.71%, the 77th percentile. No source names a fixed version.