CVE-2021-21871

HIGH

PowerISO - Out-of-bounds Write in DMG File Format Handler

Title source: llm

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.

References (1)

Core 1

Core References

Exploit, Third Party Advisory x_refsource_misc

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1308

Scores

CVSS v3 7.8

EPSS 0.0095

EPSS Percentile 56.9%

Attack Vector LOCAL

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

Details

CWE

CWE-787

Status published

Products (1)

poweriso/poweriso 7.9

Published Jun 29, 2021

Tracked Since Feb 18, 2026