CVE-2017-14457
An exploitable information leak/denial of service vulnerability exists in the libevm (Ethereum Virtual Machine) `create2` opcode handler of CPP-Ethereum.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.71%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An exploitable information leak/denial of service vulnerability exists in the libevm (Ethereum Virtual Machine) `create2` opcode handler of CPP-Ethereum. A specially crafted smart contract code can cause an out-of-bounds read leading to memory disclosure or denial of service. An attacker can create/send malicious a smart contract to trigger this vulnerability.
- CVSS 3.1
- 8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- EPSS
- 1.71% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- ethereum/ethereum virtual machine
- Source
- talos-cna@cisco.com
References
- http://www.securityfocus.com/bid/102475Third Party Advisory, VDB Entry
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0503Third Party Advisory
- http://www.securityfocus.com/bid/102475Third Party Advisory, VDB Entry
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0503Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.