Buffer overflow in Adobe After Effects

CVE-2021-40751

Adobe After Effects version 18.4 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious .m4a file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required in that the victim must open a specially crafted file to exploit this vulnerability.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (81.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-40751: held from 0.023 to 0.022.

EPSS over last 30 days · oldest: 0.023 · newest: 0.022 · change: -0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-40751?
CVE-2021-40751 is a high-severity vulnerability in Adobe After Effects, classified under CWE-788. CVSS score: 7.8/10. Published 2021-11-18.
How severe is CVE-2021-40751?
High severity. CVSS v3 base score is 7.8 out of 10.