CVE-2016-4255 is a critical use-after-free vulnerability affecting Adobe Reader and Acrobat on both Windows and OS X, allowing attackers to execute arbitrary code. With a CVSS score of 8.8 (HIGH), this vulnerability is easily exploitable over a network with low complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been confirmed, its high severity and the availability of patches underscore the importance of immediate remediation. Community discussion and media coverage, including a BleepingComputer article, indicate awareness of this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 11.0.16CPE matchmatch criteria | cpe:2.3:a:adobe:acrobat:*:*:*:*:*:*:*:* | ||
<= 15.006.30174CPE matchmatch criteria | cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* | ||
<= 15.016.20045CPE matchmatch criteria | cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* | ||
<= 15.006.30174CPE matchmatch criteria | cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* | ||
<= 15.016.20045CPE matchmatch criteria | cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.