CVE-2023-50428

MEDIUM EPSS 51.3%
Published Dec 9, 20232y ago · Modified Jun 17, 20261w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Dec 9, 2023 2y ago
Last Modified Jun 17, 2026 1w ago

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."

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability Low

Threat Intelligence

EPSS Exploit Probability
51.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Affected Products 2

VendorProductVersionRange
bitcoinbitcoin_core*≥0.9  –  ≤26.0
bitcoinknotsbitcoin_knots*≥0.9  –  <25.1

References 6

  • en.bitcoin.it https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
    Third Party Advisory
  • github.com https://github.com/bitcoin/bitcoin/blob/65c05db660b2ca1d0076b0d8573a6760b3228068/src/kernel/mempool_options.h#L46-L53
  • github.com https://github.com/bitcoin/bitcoin/pull/28408#issuecomment-1844981799
    Issue Tracking
  • github.com https://github.com/bitcoin/bitcoin/tags
    Product
  • github.com https://github.com/bitcoinknots/bitcoin/blob/aed49ce8989334c364a219a6eb016a3897d4e3d7/doc/release-notes.md
    Release Notes
  • twitter.com https://twitter.com/LukeDashjr/status/1732204937466032285
    Issue TrackingThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.