CVE-2021-21871 describes a memory corruption vulnerability within the DMG File Format Handler of PowerISO 7.9, allowing an out-of-bounds write via a specially crafted DMG file. This high-severity vulnerability (CVSS 7.8) can lead to complete loss of confidentiality, integrity, and availability if a user opens a malicious file. While the vendor has released a fix, there is currently no public exploit code, Metasploit modules, or evidence of active exploitation, and it has received negligible community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
7.9CPE matchmatch criteria | cpe:2.3:a:poweriso:poweriso:7.9:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/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.