QID 980839

QID 980839: Python (pip) Security Update for py-evm (GHSA-vqgp-4jgj-5j64)

Py-EVM v0.2.0-alpha.33 allows attackers to make a vm.execute_bytecode call that triggers computation._stack.values with '"stack": [100, 100, 0]' where b'\x' was expected, resulting in an execution failure because of an invalid opcode. This is reportedly related to "smart contracts can be executed indefinitely without gas being paid."

Successful exploitation of this vulnerability may affect the confidentiality, integrity, and availability of the targeted user.

CVSS V3 rated as Critical - 8.8 severity.

CVSS V2 rated as High - 6.8 severity.

Solution

Customers are advised to refer to GHSA-vqgp-4jgj-5j64 for updates pertaining to this vulnerability.

Vendor References

GHSA-vqgp-4jgj-5j64 - github.com/advisories/GHSA-vqgp-4jgj-5j64

CVEs related to QID 980839

CVE-2018-18920 |

Software Advisories

Advisory ID	Software	Component	Link
GHSA-vqgp-4jgj-5j64	py-evm		github.com/advisories/GHSA-vqgp-4jgj-5j64

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