CVE-2022-4873 is a critical stack-based buffer overflow vulnerability affecting the sessionKey parameter in Netcomm router models NF20MESH, NF20, and NL1902. This flaw allows an unauthenticated attacker to overwrite the instruction pointer, leading to application crashes and potentially remote code execution. With a CVSS score of 9.8 (Critical), it presents a high risk due to its network-based attack vector, low complexity, and severe impact on confidentiality, integrity, and availability. While no public exploit code or active exploitation has been confirmed, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the security community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< r6b025CPE matchmatch criteria | cpe:2.3:o:netcommwireless:nf20_firmware:*:*:*:*:*:*:*:* | ||
< r6b025CPE matchmatch criteria | cpe:2.3:o:netcommwireless:nf20mesh_firmware:*:*:*:*:*:*:*:* | ||
< r6b025CPE matchmatch criteria | cpe:2.3:o:netcommwireless:nl1902_firmware:*:*:*:*:*:*:*:* |
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.
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.