Security readout for executives and security teams
Plain-English summary
A Huawei content sharing pop-up may fail to verify permissions correctly, allowing unauthorized file sharing on affected HarmonyOS and EMUI versions. The primary business risk is confidentiality: files could be shared without proper authorization if vulnerable devices remain unpatched.
Executive priority
Treat as a high-priority mobile confidentiality issue if Huawei devices are used for business data. The urgency is strongest for fleets handling sensitive documents, but there is no source-backed evidence of active exploitation in the provided bundle.
Technical view
CVE-2023-52373 is a CWE-281 permission verification flaw in Huawei's content sharing pop-up module. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N, indicating remotely reachable, low-complexity confidentiality impact without privileges or user interaction, based on the CVE data.
Likely exposure
Exposure is limited to Huawei HarmonyOS 4.0.0, 3.1.0, 3.0.0, 2.1.0, 2.0.0 and EMUI 13.0.0, 12.0.0 as listed. Organizations without Huawei mobile or HarmonyOS assets are unlikely to be exposed.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not marked as CISA KEV. The CVSS vector suggests exploitation could be remote and low complexity, but the public bundle does not provide exploit details or confirm real-world abuse.
Researcher notes
Public details are sparse. The source bundle identifies the affected products, broad impact, CWE, and CVSS vector, but not vulnerable code paths, fixed build numbers, or exploit prerequisites beyond CVSS. Avoid assuming affected models or patches beyond Huawei bulletin guidance.
Mitigation direction
- Inventory Huawei HarmonyOS and EMUI devices across managed and unmanaged fleets.
- Review Huawei February 2024 security bulletins for device-specific update guidance.
- Apply applicable Huawei security updates through approved mobile device management channels.
- Prioritize devices that handle sensitive business, customer, or regulated files.
- Use DLP and sharing restrictions to reduce exposure until updates are confirmed.
Validation and detection
- Compare device OS versions against the affected HarmonyOS and EMUI version list.
- Confirm patch status using MDM records or device security update information.
- Check Huawei bulletins for model, region, and build applicability.
- Review logs or DLP alerts for unusual file sharing activity.
- Document exceptions where devices cannot receive vendor updates.
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-281: 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-2023-52373 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
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
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.
Improper Preservation of Permissions
Improper Preservation of Permissions represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.