CVE-2021-22139 — Uncontrolled Resource Consumption in Kibana

CWE-400 — Uncontrolled Resource ConsumptionCWE-770 — Allocation of Resources Without Limits or Throttling4 documents4 sources
Severity
6.5MEDIUMNVD
EPSS
0.3%
top 48.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Elastic Kibana
Timeline
PublishedMay 13
Latest updateMay 24

Description

Kibana versions before 7.12.1 contain a denial of service vulnerability was found in the webhook actions due to a lack of timeout or a limit on the request size. An attacker with permissions to create webhook actions could drain the Kibana host connection pool, making Kibana unavailable for all other users.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages2 packages

▶NVDelastic/kibana< 7.12.1
▶CVEListV5elastic/kibanabefore 7.12.1

🔴Vulnerability Details

2
GHSA
GHSA-823g-p8g4-q559: Kibana versions before 7↗2022-05-24
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CVEList
CVE-2021-22139: Kibana versions before 7↗2021-05-13
▶

📋Vendor Advisories

1
Red Hat
kibana: denial of service via webhook actions due to a lack of timeout or a limit on the request size↗2021-04-27
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CVE-2021-22139 — Uncontrolled Resource Consumption | cvebase