8x8: CVE-2019-11248 on http://█.█.█.█:9100/debug/pprof/goroutine

2022-06-2020:44:54

mr-k0anti

hackerone.com

8.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

LOW

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

0.828 High

EPSS

Percentile

97.9%

JSON

@mr_k0anti reported to us an exposed debugging endpoint (/debug/pprof) over the unauthenticated Kubelet healthz port 9100. No sensitive information has been disclosed & the affected host belonged to our staging environment.
The issue has been rectified.