Security readout for executives and security teams
Plain-English summary
CVE-2022-32620 is a MediaTek MPU memory corruption flaw affecting listed chipsets on Android 11, 12, and 13. It requires local high privileges, but successful exploitation could affect confidentiality, integrity, and availability with System-level impact. No active exploitation is stated in the provided sources.
Executive priority
Treat this as a targeted endpoint firmware risk, not an emergency internet-facing issue. Patch through normal mobile device management cycles, with higher priority for privileged, shared, or unsupported Android devices.
Technical view
The flaw is described as a logic-error memory corruption issue in MediaTek mpu, mapped to CWE-787. CVSS 3.1 is 6.7: local attack vector, low complexity, high privileges required, no user interaction, unchanged scope, and high CIA impact. MediaTek references patch ID ALPS07541753.
Likely exposure
Exposure is likely limited to Android devices using MediaTek MT6781, MT6789, MT6833, MT6853, MT6873, MT6877, MT8781, or MT8791 on Android 11 through 13.
Exploitation context
The source data does not show internet exposure or remote exploitation. An attacker would need local high privileges first, then could potentially escalate or corrupt MPU-related memory. CISA KEV status is false in the bundle.
Researcher notes
Evidence is sparse: the bundle names the affected chipsets, Android versions, CWE, CVSS vector, and MediaTek patch ID, but does not provide root-cause detail, exploitability proof, or product-specific fixed build numbers.
Mitigation direction
- Identify devices using the listed MediaTek chipsets and Android versions.
- Apply OEM firmware or Android updates that include MediaTek patch ALPS07541753.
- Check MediaTek and device-vendor advisories for product-specific update guidance.
- Prioritize managed or shared devices where local high-privilege access is plausible.
- Retire or isolate affected devices that cannot receive vendor-supported updates.
Validation and detection
- Map device models to MediaTek chipset identifiers in asset inventory.
- Confirm Android versions are not 11, 12, or 13 unless patched.
- Review OEM release notes for MediaTek December 2022 bulletin coverage.
- Verify patch level or firmware build includes ALPS07541753 where documented.
- Track exceptions for unsupported devices until replacement or isolation.
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-2022-32620 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.