CVE-2021-31577 is a critical remote escalation of privilege vulnerability in Boa, specifically affecting MediaTek EN7528 and EN7580 firmware, due to a missing permission check. With a CVSS score of 9.8, this vulnerability allows an unauthenticated, proximal attacker to achieve full compromise (confidentiality, integrity, availability) without user interaction or additional execution privileges. While highly severe, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< tlm7.3.275.0-64CPE matchmatch criteria | cpe:2.3:o:mediatek:en7580_firmware:*:*:*:*:*:*:*:* | ||
< tlm7.3.275.0-64CPE matchmatch criteria | cpe:2.3:o:mediatek:en7528_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.
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.