Skip to content

Instantly share code, notes, and snippets.

Show Gist options
  • Save yuriy77k/ed783fa4761a26d4e917eb5eb6c500ad to your computer and use it in GitHub Desktop.
Save yuriy77k/ed783fa4761a26d4e917eb5eb6c500ad to your computer and use it in GitHub Desktop.

Twogap Coin audit report.

1. Summary

This document is a security audit report performed by danbogd, where Twogap has been reviewed.

2. In scope

Сommit hash .

3. Findings

In total, 2 issues were reported including:

  • 0 medium severity issues
  • 1 low severity issues
  • 0 owner privileges (ability of owner to manipulate contract, may be risky for investors).
  • 1 notes.

No critical security issues were found.

3.1. Known vulnerabilities of ERC-20 token

Severity: low

Description

  1. It is possible to double withdrawal attack. More details here.

  2. Lack of transaction handling mechanism issue. WARNING! This is a very common issue and it already caused millions of dollars losses for lots of token users! More details here.

Recommendation

Add into a function transfer(address _to, ... ) following code:

require( _to != address(this) );

3.2. Update bountyLockTime

Severity: low

Description

The bountyLockTime is not correct. Please update.

Code snippet

Lines 209-211

4. Conclusion

The review did not show any critical issues, one low severity issue was found.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment