Security readout for executives and security teams
Plain-English summary
CVE-2022-32622 is a MediaTek Android vulnerability in gz that can corrupt memory because bounds checking is missing. It can allow local privilege escalation, but the source data says the attacker needs high existing privileges. Treat this as a patch-management issue for affected MediaTek-based Android devices, not as internet-exposed emergency risk.
Executive priority
Handle through standard mobile patch governance. Escalate priority if affected MediaTek devices are used by privileged staff, in regulated environments, or where devices cannot be patched. The available evidence does not support emergency response for internet-facing exploitation.
Technical view
The issue is CWE-787 out-of-bounds write in MediaTek gz affecting listed chipsets running Android 11, 12, and 13. CVSS 3.1 is 6.7: local attack vector, low complexity, high privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to Android devices using MediaTek MT6789, MT6855, MT6879, MT6895, MT6983, or MT8781 chipsets with affected firmware based on Android 11, 12, or 13. Downstream OEM patch adoption is not identified in the provided sources.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not listed as KEV in the bundle. Exploitation is local, needs no user interaction, and requires high privileges, which reduces broad attack likelihood but matters on compromised or shared devices.
Researcher notes
The public record gives a high-level memory-corruption description, CWE-787 classification, affected chipsets, Android versions, and patch ID. It does not provide root-cause detail, reachable attack surface, proof-of-concept status, or OEM-specific fixed builds.
Mitigation direction
- Apply OEM Android firmware updates that include MediaTek patch ID ALPS07363786.
- Check MediaTek and device-vendor security bulletins for model-specific remediation details.
- Prioritize managed Android devices using the listed MediaTek chipsets.
- Retire or isolate devices that cannot receive vendor firmware updates.
Validation and detection
- Inventory Android devices by chipset, OS version, OEM model, and security patch level.
- Confirm whether firmware includes MediaTek patch ID ALPS07363786.
- Map affected chipsets against MT6789, MT6855, MT6879, MT6895, MT6983, and MT8781.
- Review MDM or EDR telemetry for unsupported or stale Android builds.
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-2022-32622 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.