Werk #15617: KUBE: Improve Validation of URLs

Name: checkmk
Rating: 4.7 (114 reviews)

Component

Checks & agents

Title

KUBE: Improve Validation of URLs

Date

May 24, 2023

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

2.3.0b1 Not yet released	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.3.0b1	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.2.0p1	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

With this Werk, the rule Kubernetes will validate URLs more stringently. Specifically, the rules of RFC 3986 are applied. Some examples of URLs, which would previously be allowed:

http://::1
http://localhost!:8080
http://:8080

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