CVE-2016-4203 is a critical memory corruption vulnerability affecting Adobe Reader and Acrobat on both Windows and OS X, including specific versions of Reader and Acrobat DC Classic and Continuous. This flaw allows unauthenticated attackers to execute arbitrary code or cause a denial of service. With a CVSS v3 score of 9.8 (CRITICAL), it presents a significant risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, exploit code for a similar memory corruption issue in Adobe Acrobat Reader DC (EDB-40097) exists, and the vulnerability has garnered notable community discussion and media coverage.
| 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:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.