Buffer overflow in Adobe Animate

CVE-2021-21077

Adobe Animate version 21.0.3 (and earlier) is affected by a Heap-based Buffer Overflow vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Vulnerability class: Buffer Overflow

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: 0.083 (94.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.8% 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-2021-21077: rose from 0.075 to 0.083.

EPSS over last 30 days · oldest: 0.075 · newest: 0.083 · change: +0.008

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-21077?
CVE-2021-21077 is a high-severity vulnerability in Adobe Animate, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-03-12.
How severe is CVE-2021-21077?
High severity. CVSS v3 base score is 7.8 out of 10.