What is CVE-2022-31055?

CVE-2022-31055 is a high-severity vulnerability in Google Kctf, classified under Improper Access Control. CVSS score: 7.5/10. Published 2022-06-13.

How severe is CVE-2022-31055?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Google Kctf

CVE-2022-31055

kCTF is a Kubernetes-based infrastructure for capture the flag (CTF) competitions. Prior to version 1.6.0, the kctf cluster set-src-ip-ranges was broken and allowed traffic from any IP. The problem has been patched in v1.6.0. As a workaround, those who want to test challenges privately can mark them as `public: false` and use `kctf chal debug port-forward` to connect.

EPSS: 0.006 (44.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Google Kctf — versions < 1.6.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-31055?: CVE-2022-31055 is a high-severity vulnerability in Google Kctf, classified under Improper Access Control. CVSS score: 7.5/10. Published 2022-06-13.
How severe is CVE-2022-31055?: High severity. CVSS v3 base score is 7.5 out of 10.