CVE-2021-21773 is an out-of-bounds write vulnerability in the TIFF header count-processing functionality of Accusoft ImageGear 19.8. A specially crafted malformed file can trigger memory corruption, allowing an attacker to potentially achieve high impact on confidentiality, integrity, and availability. With a CVSS score of 7.8 (High), this vulnerability requires user interaction (UI:R) and local access (AV:L) to exploit. Currently, there is 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 |
|---|---|---|---|
19.8CPE matchmatch criteria | cpe:2.3:a:accusoft:imagegear:19.8:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/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, 0.1 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.