6.8 Medium
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
2.7 Low
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:A/AC:L/Au:S/C:N/I:P/A:N
0.0005 Low
EPSS
Percentile
14.8%
In Docker before versions 9.03.15, 20.10.3 there is a vulnerability involving the --userns-remap option in which access to remapped root allows privilege escalation to real root. When using “–userns-remap”, if the root user in the remapped namespace has access to the host filesystem they can modify files under “/var/lib/docker/<remapping>” that cause writing files with extended privileges. Versions 20.10.3 and 19.03.15 contain patches that prevent privilege escalation from remapped user.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.12-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.13-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.14-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.15-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.16-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.17-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.18-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
Alpine | 3.19-community | noarch | docker | < 20.10.3-r0 | UNKNOWN |
6.8 Medium
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
2.7 Low
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:A/AC:L/Au:S/C:N/I:P/A:N
0.0005 Low
EPSS
Percentile
14.8%