Security readout for executives and security teams
Plain-English summary
CVE-2022-32594 is a MediaTek Widevine flaw on listed Android chipsets. A local attacker with high privileges could trigger an out-of-bounds write and gain or affect System-level execution. It is not remotely exploitable from the network based on the provided CVSS data, and no active exploitation is cited.
Executive priority
Treat as routine but important mobile fleet hygiene. The privilege requirement lowers emergency urgency, but affected devices can face full confidentiality, integrity, and availability impact if an attacker already has high local access.
Technical view
The issue is CWE-787 in Widevine, caused by an incorrect bounds check leading to a possible out-of-bounds write. The CVSS vector is AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. MediaTek links it to patch ID ALPS07446207 for Android 10, 11, and 12 on listed SoCs.
Likely exposure
Exposure is most likely in Android devices using the listed MediaTek MT-series chipsets and Android 10.0, 11.0, or 12.0, especially where OEM firmware has not incorporated MediaTek’s December 2022 security bulletin fixes.
Exploitation context
The source bundle does not cite public exploitation, and the CVE is not marked KEV. Exploitation is local, requires high privileges, and needs no user interaction. Impact is potentially severe after prerequisites are met.
Researcher notes
Key gaps are OEM-specific patch mapping and real-world exploit telemetry. The official data supports a local, high-privilege Widevine memory corruption issue, but does not provide exploit details, affected applications, or mitigation beyond vendor patch tracking.
Mitigation direction
- Apply OEM firmware updates that include MediaTek December 2022 fixes.
- Confirm whether patch ID ALPS07446207 is included in device builds.
- Prioritize unmanaged or slow-patching Android fleets using listed MediaTek chipsets.
- Check vendor guidance before applying compensating controls not named in sources.
Validation and detection
- Inventory Android devices by chipset model and OS version.
- Compare affected models against the MediaTek product list.
- Verify firmware or security bulletin status with the OEM.
- Record whether ALPS07446207 is present or superseded.
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-2022-32594 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.