CVE-2023-30837

Summary

Vyper is a pythonic smart contract language for the EVM. The storage allocator does not guard against allocation overflows in versions prior to 0.3.8. An attacker can overwrite the owner variable. This issue was fixed in version 0.3.8.

Affected Software

Weaknesses

• CWE-789: CWE-789: Memory Allocation with Excessive Size Value

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/vyperlang/vyper/security/advisories/GHSA-mgv8-gggw-mrg6
• https://github.com/vyperlang/vyper/commit/0bb7203b584e771b23536ba065a6efda457161bb

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/vyperlang/vyper/security/advisories/GHSA-mgv8-gggw-mrg6
• https://github.com/vyperlang/vyper/commit/0bb7203b584e771b23536ba065a6efda457161bb

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