Is CVE-2022-31055 in the CISA KEV catalog?

No. CVE-2022-31055 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-31055?

CVE-2022-31055 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-31055?

CVE-2022-31055 has an EPSS score of 0.59% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-31055?

Upgrade kctf to 1.6.0 or later.

CVE & CISA-KEV Catalog

CVE-2022-31055

HIGH

7.5

CVSS v3

NVD

Description

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.

CWE-284Improper Access Control

How to fix

Remediation Available

kctfNVD

Affected:< 1.6.0Fixed in:1.6.0CVE-2022-31055derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.59%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Patch2

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.