CVE-2021-43839: Drainage of FeeCollector's Block Transaction Fees in cronos

CVE-2021-43839 · Severity: low · CVSS 3.1 · Published 2022-01-06

Drainage of FeeCollector's Block Transaction Fees in cronos

Technologies: github.com/crypto-org-chain/cronos (Go), github.com/tharsis/evmos (Go). Vendors: Go.

Quick answers

Is CVE-2021-43839 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-43839 being exploited in the wild.
How severe is CVE-2021-43839?
Low severity, with a CVSS score of 3.1, published 6 January 2022.
Which products and versions are affected?
github.com/crypto-org-chain/cronos (Go) SEMVER:introduced=0,fixed=0.6.5; github.com/tharsis/ethermint (Go) SEMVER:introduced=0.8.0,fixed=0.10.0; github.com/tharsis/evmos (Go) SEMVER:introduced=0,last_affected=0.4.2.
Is there a fix for CVE-2021-43839?
Yes. github.com/crypto-org-chain/cronos (Go): upgrade to 0.6.5 or later; github.com/tharsis/ethermint (Go): upgrade to 0.10.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-43839?
Check whether you run github.com/crypto-org-chain/cronos (Go), github.com/tharsis/ethermint (Go) or github.com/tharsis/evmos (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • github.com/crypto-org-chain/cronos (Go): upgrade to 0.6.5 or later
    go get github.com/crypto-org-chain/cronos@v0.6.5
  • github.com/tharsis/ethermint (Go): upgrade to 0.10.0 or later
    go get github.com/tharsis/ethermint@v0.10.0

Affected products

  • github.com/crypto-org-chain/cronos (Go) SEMVER:introduced=0,fixed=0.6.5
  • github.com/tharsis/ethermint (Go) SEMVER:introduced=0.8.0,fixed=0.10.0
  • github.com/tharsis/evmos (Go) SEMVER:introduced=0,last_affected=0.4.2

Identifiers

  • CVE-2021-43839
  • GHSA-f854-hpxv-cw9r

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