Use After Free in Adobe Acrobat

CVE-2021-44713

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a use-after-free vulnerability in the processing of Format event actions that could result in application denial of service. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.028 (85.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.7% 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-2021-44713: held from 0.028 to 0.028.

EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-44713?
CVE-2021-44713 is a medium-severity vulnerability in Adobe Acrobat, classified under Use After Free. CVSS score: 5.5/10. Published 2022-01-14.
How severe is CVE-2021-44713?
Medium severity. CVSS v3 base score is 5.5 out of 10.