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Vulnerability record · CVE-2022-32655 · published 6 February 2023

CVE-2022-32655: Mediatek mt5221 firmware vulnerability

Mediatek · Mt5221 Firmware

In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220705028; Issue ID: GN20220705028.

6.7 CVSS 3.1 Medium EPSS 0.31% · top 78.4% CWE-755 · CWE-755
6.7CVSS 3.1 base score
0.31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
30Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220705028; Issue ID: GN20220705028.

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

Affected products

30 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://corp.mediatek.com/product-security-bulletin/February-2023 Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/February-2023 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2021-35055Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle the WPS (Wi-Fi Protected Setup) protocol. (Affected C…EPSS 1.2%8.8CVE-2021-37560Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle the WPS (Wi-Fi Protected Setup) protocol. (Affected C…EPSS 1.2%8.8CVE-2021-37561Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle the WPS (Wi-Fi Protected Setup) protocol. (Affected C…EPSS 1.2%8.8CVE-2021-37563Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle the WPS (Wi-Fi Protected Setup) protocol. (Affected C…EPSS 1.2%8.8CVE-2021-37566Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle IEEE 1905 protocols. (Affected Chipsets MT7603E, MT76…EPSS 1.3%8.8CVE-2021-37568Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle IEEE 1905 protocols. (Affected Chipsets MT7603E, MT76…EPSS 1.2%8.8CVE-2021-37569Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle IEEE 1905 protocols. (Affected Chipsets MT7603E, MT76…EPSS 1.2%8.8CVE-2021-37571Mediatek mt7603e firmware out-of-bounds write vulnerabilityMediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle IEEE 1905 protocols. (Affected Chipsets MT7603E, MT76…EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2022-32655), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.