CVE-2021-33420 is a critical deserialization vulnerability (CWE-502) in inikulin replicator versions prior to 1.0.4. This flaw allows remote attackers to execute arbitrary code by exploiting the fromSerializable function within the TypedArray object. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. While no active exploitation, public exploit code, or significant community discussion has been observed, the high FAUCET Risk Score of 81/100 indicates its potential severity.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.0.4CPE matchmatch criteria | cpe:2.3:a:replicator_project:replicator:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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.