Upstream information

CVE-2020-27208 at MITRE


The flash read-out protection (RDP) level is not enforced during the device initialization phase of the SoloKeys Solo 4.0.0 & Somu and the Nitrokey FIDO2 token. This allows an adversary to downgrade the RDP level and access secrets such as private ECC keys from SRAM via the debug interface.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.6
Vector AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 6.8
Vector CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Physical
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1186848 [IN_PROGRESS]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 15 SP2
  • solo-udev >= 4.1.2-bp152.3.3.1
SUSE Package Hub 15 SP3
  • solo-udev >= 4.1.2-bp153.2.3.1
openSUSE Leap 15.2
  • solo-udev >= 4.1.2-lp152.2.3.1
openSUSE Leap 15.3
  • solo-udev >= 4.1.2-bp153.2.3.1

SUSE Timeline for this CVE

CVE page created: Fri May 21 21:41:45 2021
CVE page last modified: Tue May 23 18:00:54 2023