Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2023-2020— Unauthorized scheduling of downtimes via REST API

Quick assessment

Affected
Tribe29 Checkmk
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Checkmk是一个编辑器。 Tribe29 Checkmk存在安全漏洞，该漏洞源于REST API 权限检查不足，导致攻击者能为任何主机安排停机时间。受影响的产品和版本：Tribe29 Checkmk 2.1.0p27及之前版本，2.2.0b4 (beta)及之前版本。

CVSS 4.3 · Medium EPSS 0.40% · P35

Possible ATT&CK Techniques 1 AI

T1136 · Create Account
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-2020

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Unauthorized scheduling of downtimes via REST API
Source: CVE Program / CVE List V5
Vulnerability Description
Insufficient permission checks in the REST API in Tribe29 Checkmk <= 2.1.0p27 and <= 2.2.0b4 (beta) allow unauthorized users to schedule downtimes for any host.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分权限或特权的处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Checkmk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Checkmk是一个编辑器。 Tribe29 Checkmk存在安全漏洞，该漏洞源于REST API 权限检查不足，导致攻击者能为任何主机安排停机时间。受影响的产品和版本：Tribe29 Checkmk 2.1.0p27及之前版本，2.2.0b4 (beta)及之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Tribe29 Checkmk 2.2.0 ~ 2.2.0b4 -

II. Public POCs for CVE-2023-2020

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-2020

请登录查看更多情报信息。

Other References for CVE-2023-2020 (1)

Same Patch Batch · Tribe29 · 2023-04-18 · 3 CVEs total

CVE-2023-22294 8.8 HIGH Privilege escalation in Checkmk Appliance
CVE-2023-22307 5.5 MEDIUM Site-Passwords in GET parameters

IV. Related Vulnerabilities

Same product: Checkmk
Same vendor: Tribe29
Same weakness: CWE-280