Security readout for executives and security teams
Plain-English summary
CVE-2015-2423 is an old Microsoft flaw where unsafe command-line handling could let an attacker move from a restricted Windows context to a more trusted one and access sensitive information. It matters mainly where legacy Windows, Office, or Internet Explorer builds remain unpatched.
Executive priority
Treat this as a legacy exposure cleanup item unless vulnerable systems are still business-critical. Patch or retire affected Microsoft software, with higher urgency for endpoints handling sensitive data.
Technical view
The CVE describes unsafe command-line parameter passing affecting listed Windows, Office, and Internet Explorer versions, demonstrated as a Low Integrity to Medium Integrity transition involving Office applications or Notepad.
Likely exposure
Exposure is most likely on legacy or unpatched Windows endpoints and servers running the Microsoft products listed in the CVE description, especially environments retaining old Office or Internet Explorer versions.
Exploitation context
The bundle does not show CISA KEV listing or cited evidence of active exploitation. The described attack requires a crafted command-line parameter and affects privilege boundaries and information exposure.
Researcher notes
The provided CVE data has no CVSS, CWE, or precise CPE mapping. Analysis relies on the CVE description and referenced Microsoft bulletins. No exploit code or active exploitation evidence is present in the bundle.
Mitigation direction
- Apply Microsoft security updates referenced by MS15-079, MS15-081, and MS15-088.
- Prioritize retirement or isolation of unsupported Windows, Office, and Internet Explorer versions.
- Check Microsoft guidance for exact product-specific update packages.
- Reduce use of legacy Internet Explorer and Office versions where possible.
Validation and detection
- Inventory Windows, Office, and Internet Explorer versions against the CVE affected list.
- Confirm relevant Microsoft bulletin updates are installed on in-scope systems.
- Flag unsupported systems that cannot receive vendor fixes.
- Review vulnerability scanner findings for CVE-2015-2423 and related MS15 bulletins.
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.
CVE-2015-2423 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- MS15-081CVE reference · vendor-advisory, x_refsource_MS
- MS15-088CVE reference · vendor-advisory, x_refsource_MS
- MS15-079CVE reference · vendor-advisory, x_refsource_MS
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.