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CVE-2020-16259

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is...

9.8 Critical

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is undocumented in device documents and is not announced to the user.

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

1.75%Up 1.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is undocumented in device documents and is not announced to the user.

Record
CVE-2020-16259
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List No score

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is undocumented in device documents and is not announced to the user.

Record
CVE-2020-16259
Updated
2026-11-02
EUVDEUVD-2020-8220 No score

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is undocumented in device documents and is not announced to the user.

Record
EUVD-2020-8220
Updated
2026-11-03
GitHub AdvisoriesGHSA-x7xx-38x8-pxv5 No score

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is...

Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is undocumented in device documents and is not announced to the user.

Record
GHSA-x7xx-38x8-pxv5
Weakness
CWE-732
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

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

In short

CVE-2020-16259 is a critical vulnerability (CVSS 9.8) in Winstonprivacy Winston Firmware, published October 28, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.75%, the 78th percentile. No source names a fixed version.

References

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