CVE-2021-33453 is a high-severity use-after-free vulnerability (CWE-416) affecting lrzip version 0.641, specifically within the ucompthread() function in stream.c. This flaw carries a CVSS score of 7.8, indicating a high potential for impact including confidentiality, integrity, and availability compromise, and can be triggered locally with user interaction. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.641CPE matchmatch criteria | cpe:2.3:a:long_range_zip_project:long_range_zip:0.641:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/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, 0.1 Bluesky, 0.0 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 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.