Vulnerability Details : CVE-2020-1706
It has been found that in openshift-enterprise version 3.11 and openshift-enterprise versions 4.1 up to, including 4.3, multiple containers modify the permissions of /etc/passwd to make them modifiable by users other than root. An attacker with access to the running container can exploit this to modify /etc/passwd to add a user and escalate their privileges. This CVE is specific to the openshift/apb-tools-container.
Products affected by CVE-2020-1706
- cpe:2.3:a:redhat:openshift_container_platform:4.1:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openshift_container_platform:4.2:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openshift_container_platform:4.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-1706
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-1706
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.4
|
MEDIUM | AV:L/AC:M/Au:N/C:P/I:P/A:P |
3.4
|
6.4
|
NIST | |
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
NIST | |
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
Red Hat, Inc. |
CWE ids for CVE-2020-1706
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2020-1706
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1706
1793302 – (CVE-2020-1706) CVE-2020-1706 openshift/apb-tools: /etc/passwd is given incorrect privilegesIssue Tracking;Vendor Advisory
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