Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-37566

28
FAUCET Score

CVE-2021-37566 describes an out-of-bounds write vulnerability in MediaTek microchips, specifically affecting models like MT7603E and MT7628, as well as NETGEAR devices utilizing these chips. This flaw stems from improper handling of IEEE 1905 protocols. With a CVSS score of 8.8 (HIGH), the vulnerability is network-exploitable with low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability if a user interaction is involved. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.0.2CPE matchmatch criteria
cpe:2.3:o:mediatek:mt7603e_firmware:2.0.2:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:o:mediatek:mt7610_firmware:2.0.2:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:o:mediatek:mt7613_firmware:2.0.2:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:o:mediatek:mt7615_firmware:2.0.2:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:o:mediatek:mt7620_firmware:2.0.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.2HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
4.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.27%
Probability of exploitation in next 30 days
EPSS Percentile
66.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0127 is in the 65th percentile among its peer group of 14,855 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media 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 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

corp.mediatek.com / product-security-bulletin/January-2022
Vendor Advisory
kb.netgear.com / 000064368/Security-Advisory-for-WiFi-WPS-and-IEEE-1905-Vulnerabilities-on-Multiple-Products-PSV-2021-0298-PSV-2021-0300
Third Party Advisory