CVE-2023-41378 is a denial-of-service vulnerability affecting Calico Typha (v3.26.2, v3.25.1 and below) and Calico Enterprise Typha (v3.17.1, v3.16.3, v3.15.3 and below). A malicious client can initiate an incomplete TLS handshake, causing the server to block indefinitely and preventing other connections. With a CVSS score of 7.5 (HIGH), this vulnerability has a network attack vector, low attack complexity, and high impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion, with only one mention and one media article identified.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 18.0.0CPE matchmatch criteria | cpe:2.3:a:tigera:calico_cloud:*:*:*:*:*:*:*:* | ||
< 3.15.4CPE matchmatch criteria | cpe:2.3:a:tigera:calico_enterprise:*:*:*:*:*:*:*:* | ||
>= 3.16.0, < 3.16.4CPE matchmatch criteria | cpe:2.3:a:tigera:calico_enterprise:*:*:*:*:*:*:*:* | ||
>= 3.17.0, < 3.17.2CPE matchmatch criteria | cpe:2.3:a:tigera:calico_enterprise:*:*:*:*:*:*:*:* | ||
< 3.25.2CPE matchmatch criteria | cpe:2.3:o:tigera:calico_os:*:*:*:*:*:*:*:* |
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.