Vulnerability Details : CVE-2017-8447
An error was found in the X-Pack Security 5.3.0 to 5.5.2 privilege enforcement. If a user has either 'delete' or 'index' permissions on an index in a cluster, they may be able to issue both delete and index requests against that index.
Vulnerability category: BypassGain privilege
Products affected by CVE-2017-8447
- cpe:2.3:a:elastic:x-pack:5.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-8447
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-8447
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:P |
8.0
|
4.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2017-8447
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: nvd@nist.gov (Primary)
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: bressers@elastic.co (Secondary)
References for CVE-2017-8447
-
https://discuss.elastic.co/t/x-pack-security-5-6-0-and-5-5-3-security-update/100089
X-Pack Security 5.6.0 and 5.5.3 security update - Security Announcements - Discuss the Elastic StackMitigation;Vendor Advisory
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