CVE-2020-7019 Information

Description

In Elasticsearch before 7.9.0 and 6.8.12 a field disclosure flaw was found when running a scrolling search with Field Level Security. If a user runs the same query another more privileged user recently ran the scrolling search can leak fields that should be hidden. This could result in an attacker gaining additional permissions against a restricted index.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Reference

https://discuss.elastic.co/t/elastic-stack-7-9-0-and-6-8-12-security-update/245456 https://security.netapp.com/advisory/ntap-20200827-0001/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

6.5