CVE-2017-11770 is a denial-of-service vulnerability affecting .NET Core versions 1.0, 1.1, and 2.0. An unauthenticated attacker can remotely trigger this vulnerability by sending malformed certificate data, causing the web application to crash. With a CVSS score of 7.5 (High), it requires no user interaction or privileges, making it easily exploitable with a high impact on availability. Despite its severity, there is no known public exploit code (Metasploit, Nuclei, ExploitDB), and it is not listed in CISA's KEV catalog. Community discussion and media coverage are minimal, suggesting limited active exploitation or widespread attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0CPE matchmatch criteria | cpe:2.3:a:microsoft:aspnetcore:1.0:*:*:*:*:*:*:* | ||
1.1CPE matchmatch criteria | cpe:2.3:a:microsoft:aspnetcore:1.1:*:*:*:*:*:*:* | ||
2.0CPE matchmatch criteria | cpe:2.3:a:microsoft:aspnetcore:2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.