CVE-2023-43644 describes a critical authentication bypass vulnerability in Sing-box, an open-source proxy system, affecting all SOCKS5 inbounds with user authentication. An attacker can exploit this by sending specially crafted requests, potentially gaining unauthorized access. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with no user interaction, leading to high impacts on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.4.5CPE matchmatch criteria | cpe:2.3:a:sagernet:sing-box:*:*:*:*:*:*:*:* | ||
1.5.0CPE matchmatch criteria | cpe:2.3:a:sagernet:sing-box:1.5.0:beta1:*:*:*:*:*:* | ||
1.5.0CPE matchmatch criteria | cpe:2.3:a:sagernet:sing-box:1.5.0:beta10:*:*:*:*:*:* | ||
1.5.0CPE matchmatch criteria | cpe:2.3:a:sagernet:sing-box:1.5.0:beta11:*:*:*:*:*:* | ||
1.5.0CPE matchmatch criteria | cpe:2.3:a:sagernet:sing-box:1.5.0:beta12:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.