CVE-2023-43478 is a critical vulnerability affecting Telstra Smart Modem Gen 2 (Arcadyan LH1000) devices with firmware versions older than 0.18.15r. It allows unauthenticated attackers to upload malicious firmware or configuration backups via fake_upload.cgi, potentially leading to root-level code execution. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network without user interaction, enabling full compromise of the device. While no public exploits, Metasploit modules, or community discussions have been identified, the high FAUCET Risk Score of 84/100 indicates significant potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.18.15rCPE matchmatch criteria | cpe:2.3:o:telstra:arcadyan_lh1000_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/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.