Vulnerability Details : CVE-2020-35459
An issue was discovered in ClusterLabs crmsh through 4.2.1. Local attackers able to call "crm history" (when "crm" is run) were able to execute commands via shell code injection to the crm history commandline, potentially allowing escalation of privileges.
Products affected by CVE-2020-35459
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:clusterlabs:crmsh:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-35459
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 16 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-35459
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-35459
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-35459
-
https://lists.debian.org/debian-lts-announce/2021/01/msg00021.html
[SECURITY] [DLA 2533-1] crmsh security updateMailing List;Third Party Advisory
-
https://github.com/ClusterLabs/crmsh/releases
Releases · ClusterLabs/crmsh · GitHubRelease Notes;Third Party Advisory
-
https://github.com/ClusterLabs/crmsh/blob/a403aa15f3ea575adfe5e43bf2a31c9f9094fcda/crmsh/history.py#L476
crmsh/history.py at a403aa15f3ea575adfe5e43bf2a31c9f9094fcda · ClusterLabs/crmsh · GitHubPatch;Third Party Advisory
-
https://www.openwall.com/lists/oss-security/2021/01/12/3
oss-security - Security issues in hawk2 and crmshExploit;Mailing List;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2021/01/12/3
oss-security - Security issues in hawk2 and crmshMailing List;Patch;Third Party Advisory
-
https://bugzilla.suse.com/show_bug.cgi?id=1179999
Bug 1179999 – VUL-0: CVE-2020-35459: crmsh: Root privilege escalation via hawk_invoke and crmshIssue Tracking;Third Party Advisory
Jump to