CVE-2020-15130
False-positive validity for NFT1 genesis transactions in SLPJS
Description
### Impact In the npm package named "slpjs", versions prior to 0.27.4 are vulnerable to false-positive validation outcomes for the NFT1 Child Genesis transaction type. A poorly implemented SLP wallet or opportunistic attacker could create a seemingly valid NFT1 child token without burning any of the NFT1 Group token type as is required by the NFT1 specification. ### Patches npm package "slpjs" has been patched and is published and tagged as version 0.27.4. ### Workarounds Upgrade to slpjs 0.27.4. ### References * Package location: https://www.npmjs.com/package/slpjs * SLP NFT1 spec: https://slp.dev/specs/slp-nft-1/#nft1-protocol-requirements * Git commit hash fixing this issue: https://github.com/simpleledger/slpjs/commit/290c20e8bff13ac81459d43e54cac232b5e3456c * Unit tests have been added to assist validator implementations in avoiding this bug: https://github.com/simpleledger/slp-unit-test-data/commit/8c942eacfae12686dcf1f3366321445a4fba73e7 ### For more information If you have any questions or comments about this advisory please open an issue in the [slp-validate](https://github.com/simpleledger/slpjs/issues) repository.
How to fix CVE-2020-15130
To remediate CVE-2020-15130, upgrade the affected package to a fixed version below.
- —upgrade to 0.27.4 or later
Is CVE-2020-15130 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.27.4
CVSS scores
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