Out-of-bounds Read in Adobe Framemaker

CVE-2021-21056

Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read vulnerability when parsing a specially crafted file. 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

EPSS: 0.212 (97.3th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-21056?
CVE-2021-21056 is a high-severity vulnerability in Adobe Framemaker, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2021-03-12.
How severe is CVE-2021-21056?
High severity. CVSS v3 base score is 7.8 out of 10.