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CVE-2023-50428

Date: December 8, 2023

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."

Language: C++

Severity Score

Related Resources (8)

https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
https://nvd.nist.gov/vuln/detail/CVE-2023-50428
https://github.com/bitcoin/bitcoin/pull/28408#issuecomment-1844981799
https://github.com/bitcoin/bitcoin/tags
https://twitter.com/LukeDashjr/status/1732204937466032285
https://github.com/bitcoinknots/bitcoin/blob/aed49ce8989334c364a219a6eb016a3897d4e3d7/doc/release-notes.md
https://github.com/bitcoin/bitcoin/blob/65c05db660b2ca1d0076b0d8573a6760b3228068/src/kernel/mempool_options.h#L46-L53
https://www.mend.io/vulnerability-database/CVE-2023-50428

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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