CVE-2021-21833 is a critical out-of-bounds write vulnerability in Accusoft ImageGear 19.9, specifically within the TIF IP_planar_raster_unpack functionality. This flaw allows an unauthenticated attacker to achieve arbitrary code execution by providing a specially crafted malicious file, requiring no user interaction. With a CVSS score of 9.8, the vulnerability poses a high risk to confidentiality, integrity, and availability. Despite its severity, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
19.9CPE matchmatch criteria | cpe:2.3:a:accusoft:imagegear:19.9:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/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.
Remediation records are not available for this CVE.