PT-2021-4929 · Adobe · Indesign

Published 2021-09-14 · Updated 2023-08-02 · CVE-2021-39820

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 Adobe InDesign versions 16.3.1 and earlier

Description The issue is related to an out-of-bounds write vulnerability due to insecure handling of a malicious TIFF file. This could potentially result in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Recommendations For Adobe InDesign versions 16.3 and earlier, update to a version later than 16.3 to resolve the issue. For Adobe InDesign versions 16.3.1 and earlier, update to a version later than 16.3.1 to resolve the issue. As a temporary workaround, consider avoiding the use of TIFF files in Adobe InDesign until a patch is available.

Fix

Access of Memory Location After End of Buffer

Memory Corruption

Weakness Enumeration

CWE-788

CWE-787

Related Identifiers

BDU:2021-05667

CVE-2021-39820

Affected Products

Indesign

References · 5

• https://helpx.adobe.com/security/products/indesign/apsb21-73.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05667 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-39820 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39820 · Vendor Advisory
• https://t.me/cvenotify/55652 · Telegram Post