Is CVE-2023-50428 in the CISA KEV catalog?

No. CVE-2023-50428 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-50428?

CVE-2023-50428 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-50428?

CVE-2023-50428 has an EPSS score of 0.78% (51th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-50428?

Upgrade bitcoin knots to 25.1 or later.

CVE & CISA-KEV Catalog

CVE-2023-50428

MEDIUM

5.3

CVSS v3

NVD

Description

In Bitcoin Core through 26.0 and Bitcoin Knots before 25.1.knots20231115, datacarrier size limits can be bypassed by obfuscating data as code (e.g., with OP_FALSE OP_IF), as exploited in the wild by Inscriptions in 2022 and 2023. NOTE: although this is a vulnerability from the perspective of the Bitcoin Knots project, some others consider it "not a bug."

How to fix

Remediation Available

bitcoin knotsNVD

Affected:>= 0.9, < 25.1Fixed in:25.1CVE-2023-50428derived 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

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.78%probability of exploitation in 30 days

51stpercentile

Moderate risk: more likely to be exploited than 51% of all known CVEs.

References

Third-Party Advisory2

Issue Tracking1

github.com

Release Notes1

github.com

Product1

github.com

Other references1

github.com

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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.