CVE-2021-43163 is a critical Remote Code Execution (RCE) vulnerability affecting Ruijie Networks Ruijie RG-EW Series Routers running ReyeeOS up to version 1.55.1915 / EW_3.0(1)B11P55. This flaw, residing in the checkNet function within /cgi-bin/luci/api/auth, allows unauthenticated attackers to execute arbitrary code on affected devices. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion, suggesting it is not widely known or exploited in the wild.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.55.1915_ew_3.0\(1\)b11p55CPE matchmatch criteria | cpe:2.3:o:ruijienetworks:reyeeos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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.
Remediation records are not available for this CVE.