CVE-2016-6303 is a critical integer overflow vulnerability in the MDC2_Update function of OpenSSL versions prior to 1.1.0, affecting products like Node.js. This flaw allows remote attackers to trigger an out-of-bounds write, leading to a denial of service (application crash) or potentially other unspecified impacts. With a CVSS score of 9.8 (CRITICAL), it presents a high-risk attack vector requiring no user interaction. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating its perceived importance.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.12.16CPE matchmatch criteria | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
>= 4.0.0, < 4.6.0CPE matchmatch criteria | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
>= 6.0.0, < 6.6.0CPE matchmatch criteria | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
1.0.1CPE matchmatch criteria | cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:* | ||
1.0.1aCPE matchmatch criteria | cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.