CVE-2023-30837 is a high-severity vulnerability affecting Vyper, a Pythonic smart contract language for the Ethereum Virtual Machine (EVM), specifically in versions prior to 0.3.8. The flaw lies in the storage allocator, which fails to prevent allocation overflows, allowing an attacker to overwrite the 'owner' variable. With a CVSS score of 7.5, this vulnerability presents a low-complexity attack vector that can lead to high integrity impacts, as an attacker could potentially seize control of smart contracts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.3.8CPE matchmatch criteria | cpe:2.3:a:vyperlang:vyper:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.