PT-2021-4168 · Adobe · Illustrator

Published 2021-07-13 · Updated 2021-08-25 · CVE-2021-28591

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Adobe Illustrator versions 25.2.3 and earlier

Description The issue is related to an out-of-bounds write vulnerability in Adobe Illustrator when parsing a specially crafted file. This can allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user. Exploitation requires user interaction, where a victim must open a malicious file.

Recommendations For Adobe Illustrator versions 25.2.3 and earlier, update to a version that fixes the out-of-bounds write vulnerability to prevent arbitrary code execution. As a temporary workaround, consider avoiding the opening of suspicious or untrusted files in Adobe Illustrator until a patch is available.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2021-04763

CVE-2021-28591

ZDI-21-802

Affected Products

Illustrator

References · 6

• https://bdu.fstec.ru/vul/2021-04763 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-802 · Security Note
• https://helpx.adobe.com/security/products/illustrator/apsb21-42.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-28591 · Security Note
• https://osv.dev/vulnerability/CVE-2021-28591 · Vendor Advisory
• https://t.me/cvenotify/19840 · Telegram Post