CVE-2021-39168 is a critical privilege escalation vulnerability affecting OpenZeppelin's TimelockController in smart contract development. An actor with the executor role could exploit this to gain elevated privileges, impacting the confidentiality, integrity, and availability of affected systems. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low attack complexity and no user interaction required. While no active exploitation, public exploit code, or significant community discussion has been observed, immediate mitigation by revoking non-proposer executor roles is strongly recommended.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.3.0, < 3.4.2CPE matchmatch criteria | cpe:2.3:a:openzeppelin:contracts:*:*:*:*:*:node.js:*:* | ||
>= 4.0.0, < 4.3.1CPE matchmatch criteria | cpe:2.3:a:openzeppelin:contracts:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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 0.0 Security Researcher mentions.