Security readout for executives and security teams
Plain-English summary
CVE-2022-32632 is a MediaTek Wi-Fi flaw that can let an already highly privileged local actor gain System-level privileges. It does not require user interaction, but it is not a remote drive-by issue based on the cited CVSS vector.
Executive priority
Treat this as a moderate-priority patching item for MediaTek-based fleets. It is not cited as actively exploited, but successful abuse could provide System-level control after local privileged access is obtained.
Technical view
The vulnerability is a CWE-787 out-of-bounds write in MediaTek Wi-Fi caused by improper input validation. CVSS 3.1 is 6.7 with local attack vector, low complexity, high privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely on devices using the listed MediaTek chipsets running Android 11, 12, 13, or Yocto 3.1 or 3.3. Actual risk depends on OEM firmware and whether MediaTek patch ALPS07441630 is included.
Exploitation context
The provided sources do not cite active exploitation, and the CVE is not listed as KEV. Exploitation requires local access with high privileges, making this more relevant to post-compromise escalation, malicious local components, or controlled-device threat scenarios.
Researcher notes
Evidence is limited to the CVE record, CVE List entry, and MediaTek bulletin. The sources identify the flaw class, privilege context, affected chipsets, OS versions, and patch ID, but do not provide technical root-cause detail or exploit indicators.
Mitigation direction
- Check MediaTek December 2022 guidance for patch ALPS07441630.
- Apply OEM firmware or platform updates that include the MediaTek fix.
- Prioritize affected Android and Yocto devices with listed MediaTek chipsets.
- Limit local privileged access on affected devices until patched.
- Monitor OEM and MediaTek advisories for device-specific update status.
Validation and detection
- Inventory devices for affected MediaTek chipsets and OS versions.
- Verify firmware includes patch ID ALPS07441630 or an OEM equivalent.
- Check Android or Yocto build security notes for the vendor fix.
- Confirm vulnerability scanners map findings to the specific device firmware.
- Document remaining unsupported or unpatched affected devices.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-32632 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H0.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.7MediumVector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://corp.mediatek.com/product-security-bulletin/December-2022CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.