CVE-2021-21871

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

A memory corruption vulnerability exists in the DMG File Format Handler functionality of PowerISO 7.9. A specially crafted DMG file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability. The vendor fixed it in a bug-release of the current version.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 29, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-21871: High severity, CVSS 7.8 | Vulnix