CVE-2018-18920 is a high-severity vulnerability affecting Py-EVM v0.2.0-alpha.33, where a crafted vm.execute_bytecode call can lead to an execution failure due to an invalid opcode, potentially allowing smart contracts to run indefinitely without gas payment. With a CVSS score of 8.8 (High), this vulnerability is remotely exploitable with low attack complexity, posing significant impacts to confidentiality, integrity, and availability. There is currently no evidence of active exploitation, nor are there publicly available exploits or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.2.0CPE matchmatch criteria | cpe:2.3:a:ethereum:py-evm:0.2.0:alpha.33:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.