{ "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-18920", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "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.\"" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://twitter.com/AlexanderFisher/status/1060923428641878019", "refsource": "MISC", "url": "https://twitter.com/AlexanderFisher/status/1060923428641878019" }, { "name": "https://github.com/ethereum/py-evm/issues/1448", "refsource": "MISC", "url": "https://github.com/ethereum/py-evm/issues/1448" }, { "name": "https://twitter.com/NettaLab/status/1060889400102383617", "refsource": "MISC", "url": "https://twitter.com/NettaLab/status/1060889400102383617" }, { "name": "https://www.reddit.com/r/ethereum/comments/9vkk2g/netta_labs_claim_to_have_found_a_vulnerability_in/e9d3wyx/", "refsource": "MISC", "url": "https://www.reddit.com/r/ethereum/comments/9vkk2g/netta_labs_claim_to_have_found_a_vulnerability_in/e9d3wyx/" } ] } }