PT-2021-5522 · Adobe · After Effects

Published 2021-12-14 · Updated 2023-08-01 · CVE-2021-43755

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 After Effects versions 22.0 and earlier Adobe After Effects versions 18.4.2 and earlier

Description The issue is related to an out-of-bounds write vulnerability due to insecure handling of a malicious 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 After Effects versions 22.0 and earlier, update to a version later than 22.0 to resolve the issue. For Adobe After Effects versions 18.4.2 and earlier, update to a version later than 18.4.2 to resolve the issue. As a temporary workaround, consider avoiding the use of malicious files to minimize the risk of exploitation.

Fix

Buffer Overflow

Access of Memory Location After End of Buffer

Memory Corruption

Weakness Enumeration

CWE-119

CWE-788

CWE-787

Related Identifiers

BDU:2021-06372

CVE-2021-43755

Affected Products

After Effects

References · 6

• https://bdu.fstec.ru/vul/2021-06372 · Security Note
• https://helpx.adobe.com/security/products/after_effects/apsb21-115.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43755 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43755 · Vendor Advisory
• https://t.me/cvenotify/55654 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021121524 · Note