CVE-2023-21538 is a Denial of Service vulnerability affecting Microsoft .NET, Fedora .NET, and PowerShell products. With a CVSS score of 7.5 (HIGH), it can be exploited remotely without authentication or user interaction, leading to a complete denial of service. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
6.0.0CPE matchmatch criteria | cpe:2.3:a:microsoft:.net:6.0.0:-:*:*:*:*:*:* | ||
7.2CPE matchmatch criteria | cpe:2.3:a:microsoft:powershell:7.2:*:*:*:*:*:*:* | ||
36CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | ||
37CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.
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