CVE-2017-8700 is an information disclosure vulnerability affecting ASP.NET Core versions 1.0, 1.1, and 2.0. It allows an attacker to bypass Cross-origin Resource Sharing (CORS) configurations, enabling the retrieval of restricted content. Rated as HIGH severity with a CVSS score of 7.5, this vulnerability is easily exploitable over the network with no user interaction required, leading to high confidentiality impact. While not listed in CISA's KEV catalog and lacking public exploit code in Metasploit or ExploitDB, it has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0CPE matchmatch criteria | cpe:2.3:a:microsoft:asp.net_core:1.0:*:*:*:*:*:*:* | ||
1.1CPE matchmatch criteria | cpe:2.3:a:microsoft:asp.net_core:1.1:*:*:*:*:*:*:* | ||
2.0CPE matchmatch criteria | cpe:2.3:a:microsoft:asp.net_core:2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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.