Improper input validation in Mediatek Mt7603e
CVE-2021-41788
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).
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L.
EPSS exploit prediction
EPSS: 0.018 (77.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Mediatek Mt7603e
- Mediatek Mt7603e Firmware — versions 7.4.0.0
- Mediatek Mt7612
- Mediatek Mt7612 Firmware — versions 7.4.0.0
- Mediatek Mt7613
- Mediatek Mt7613 Firmware — versions 7.4.0.0
- Mediatek Mt7615
- Mediatek Mt7615 Firmware — versions 7.4.0.0
- Mediatek Mt7622
- Mediatek Mt7622 Firmware — versions 7.4.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- kb.netgear.com/000064369/Security-Advisory-for-WiFi-Authentication-Flooding-Vul… (Third Party Advisory)
- corp.mediatek.com/product-security-bulletin/January-2022 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-41788?
- CVE-2021-41788 is a medium-severity vulnerability in Mediatek Mt7603e, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2021-12-26.
- How severe is CVE-2021-41788?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-41788 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.