Security readout for executives and security teams
Plain-English summary
CVE-2023-38173 is a Microsoft Edge for Android spoofing flaw. The sources rate it medium severity, with potential integrity impact only. It requires user interaction, so business risk is mainly deception or trust abuse in mobile browsing, not direct device takeover based on the supplied evidence.
Executive priority
Treat this as a moderate mobile browser issue. It does not show evidence of active exploitation or broad system compromise, but affected Android fleets should be patched through normal mobile update governance.
Technical view
The CVSS 3.1 vector is 4.3: network reachable, low complexity, no privileges required, user interaction required, unchanged scope, no confidentiality or availability impact, and low integrity impact. The source bundle maps it to CWE-290 and identifies Microsoft Edge for Android as affected.
Likely exposure
Exposure is limited to Android devices running affected Microsoft Edge for Android builds. The bundle lists version 1.0.0 and provides no CPEs or detailed build range, so vulnerability managers should verify affected versions against Microsoft’s advisory.
Exploitation context
The CVE is not listed as CISA KEV in the supplied bundle, and no cited source states active exploitation. The CVSS vector indicates an attacker would need to induce user interaction over a network-accessible path.
Researcher notes
The public bundle is sparse: it provides title, CVSS, CWE-290, affected product, and Microsoft advisory reference, but not technical root cause, affected build range, or exploit details. Avoid assuming behavior beyond spoofing and low integrity impact.
Mitigation direction
- Review Microsoft’s CVE-2023-38173 advisory for official remediation details.
- Update Microsoft Edge for Android through approved enterprise or app-store channels.
- Prioritize managed Android devices where Edge is installed and actively used.
- Use mobile device management policy to enforce supported browser versions.
Validation and detection
- Inventory Android devices with Microsoft Edge installed.
- Compare installed Edge versions against Microsoft’s advisory guidance.
- Confirm mobile management reports show successful browser updates.
- Check whether risky devices remain outside update or compliance policy.
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-290: 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-2023-38173 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C
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:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Microsoft Edge for Android Spoofing VulnerabilityCVE reference · vendor-advisory
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.
Authentication Bypass by Spoofing
Authentication Bypass by Spoofing represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.