CVE-2023-39239 is a format string vulnerability in the General function API of ASUS RT-AX56U V2 routers, as well as several other ASUS router models. This flaw, stemming from insufficient input validation in the apply.cgi module, allows a remote attacker with administrator privileges to achieve remote arbitrary code execution, arbitrary system operations, or denial of service. Rated with a CVSS score of 7.2 (High), it presents a significant risk due to its high impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation (not in KEV) and no public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.0.4.386_50460CPE matchmatch criteria | cpe:2.3:o:asus:rt-ax55_firmware:3.0.0.4.386_50460:*:*:*:*:*:*:* | ||
3.0.0.4.386_50460CPE matchmatch criteria | cpe:2.3:o:asus:rt-ax56u_v2_firmware:3.0.0.4.386_50460:*:*:*:*:*:*:* | ||
3.0.0.4_386_51529CPE matchmatch criteria | cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4_386_51529:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.