CVE-2023-3036 is an unchecked read vulnerability in Cloudflare's cfnts NTP server, allowing a remote attacker to trigger a denial of service (panic) by sending a malformed NTSAuthenticator packet. This vulnerability has a CVSS score of 7.5 (High), indicating a critical impact on availability with low attack complexity and no user interaction required. While no active exploitation, public exploit code, or significant community discussion has been observed, the potential for a remote denial of service attack warrants attention. Organizations using affected versions of cfnts should apply the patch referenced in the commit to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2023-06-01CPE matchmatch criteria | cpe:2.3:a:cloudflare:cfnts:*:*:*:*:*:rust:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.