CVE-2020-23591 describes a critical arbitrary file upload vulnerability in the OPTILINK OP-XT71000N router (Hardware V2.2, Firmware OP_V3.3.1-191028). An unauthenticated attacker can exploit this flaw via the "/mgm_dev_upgrade.asp" endpoint to upload malicious files, leading to denial of service, remote code execution through webshells, or backdoor installation. With a CVSS score of 9.8 (Critical), this vulnerability allows for complete compromise of confidentiality, integrity, and availability with low attack complexity and no user interaction required. While no public exploits, Metasploit modules, or active exploitation have been observed, and community discussion is minimal, the high FAUCET Risk Score of 80/100 indicates significant potential danger.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.3.1-191028CPE matchmatch criteria | cpe:2.3:o:optilinknetwork:op-xt71000n_firmware:3.3.1-191028:*:*:*:*:*:*:* |
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.