PT-2021-4842 · Adobe · Indesign

Published 2021-09-14 · Updated 2023-07-28 · CVE-2021-39822

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier)

Description The issue is related to an out-of-bounds write vulnerability in Adobe InDesign, which could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction, where a victim must open a malicious BMP file.

Recommendations For Adobe InDesign versions 16.3 and earlier, and 16.3.1 and earlier, avoid opening malicious BMP files until a patch is available. As a temporary workaround, consider restricting the use of BMP file parsing functionality in Adobe InDesign until a patch is available.

Fix

Memory Corruption

Out of bounds Read

Weakness Enumeration

CWE-787

CWE-125

Related Identifiers

BDU:2021-05570

CVE-2021-39822

ZDI-21-1095

Affected Products

Indesign

References · 10

• https://helpx.adobe.com/security/products/indesign/apsb21-73.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-39822 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39822 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1095 · Security Note
• https://bdu.fstec.ru/vul/2021-05570 · Security Note
• https://t.me/cvenotify/55444 · Telegram Post
• https://t.me/cvenotify/54713 · Telegram Post
• https://t.me/cibsecurity/67032 · Telegram Post
• https://t.me/cvenotify/54717 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021091609 · Note