7.8

CVE-2021-41788: mediatek mt7603e_firmware Improper Input Validation

CVSS: 7.8v2.0HighModified
Published 25-12-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-41788 is a high (CVSS 7.8) Improper Input Validation vulnerability in mediatek mt7603e_firmware. EPSS estimates a 1.82% chance of exploitation in the next 30 days, higher than 78.4% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
1.82%
0%100%
Low · +0.06 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 25-12-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

MediaTek microchips, as used in NETGEAR devices through 2021-12-13 and other devices, mishandle attempts at Wi-Fi authentication flooding. (Affected Chipsets MT7603E, MT7612, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915; Affected Software Versions 7.4.0.0).

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.82%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

+0.06 pp

From 1.76% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.82%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Mediatek8 products

1 vendor · 8 products

References

2 links