Improper Input Validation Affecting github.com/filecoin-project/lotus/chain/gen Open this link in a new tab package, versions <1.5.0
Exploit Maturity
Proof of concept
Attack Complexity
High
Integrity
High
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snyk-id
SNYK-GOLANG-GITHUBCOMFILECOINPROJECTLOTUSCHAINGEN-1296314
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published
23 May 2021
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disclosed
21 May 2021
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credit
Unknown
Introduced: 21 May 2021
CVE-2021-21405 Open this link in a new tabHow to fix?
Upgrade github.com/filecoin-project/lotus/chain/gen
to version 1.5.0 or higher.
Overview
Affected versions of this package are vulnerable to Improper Input Validation. The ffi uses blst as the signature backend, matching the existing functionality. This allows to simplify the ffi contexts, and remove the git submodule for blst.