Vulnerability Details : CVE-2021-22151
It was discovered that Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the .pbf extension.
Vulnerability category: Directory traversal
Products affected by CVE-2021-22151
- cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-22151
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22151
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.1
|
LOW | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N |
1.6
|
1.4
|
Elastic | |
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2021-22151
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by:
- bressers@elastic.co (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-22151
-
https://www.elastic.co/community/security
Elastic Stack Security Disclosures ยท Report Issues | ElasticVendor Advisory
-
https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077
Elastic Stack 7.14.1 Security Update - Announcements / Security Announcements - Discuss the Elastic StackVendor Advisory
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