Security readout for executives and security teams
Plain-English summary
This is an old Microsoft browser scripting flaw that could let a malicious website run code through the VBScript engine or crash the browser. It matters mainly where legacy Internet Explorer or VBScript components remain in use. The source bundle does not provide CVSS data, but the stated impact is serious.
Executive priority
Prioritize remediation where legacy Internet Explorer remains operational. For modern fleets without IE/VBScript dependency, urgency is lower but asset validation is still needed.
Technical view
CVE-2014-0271 is a VBScript memory corruption vulnerability affecting Internet Explorer 6 through 11 and VBScript 5.6 through 5.8. The CVE description says remote attackers could execute arbitrary code or cause denial of service via a crafted website. The provided affected-product metadata is incomplete.
Likely exposure
Exposure is most likely on legacy Windows systems, kiosks, embedded workstations, or line-of-business environments that still use Internet Explorer or VBScript-dependent workflows.
Exploitation context
The bundle does not cite CISA KEV listing or active exploitation. The described attack path is a crafted website viewed with a vulnerable Internet Explorer/VBScript engine.
Researcher notes
The CVE record names broad affected versions, while the normalized affected field is not useful. The bundle lacks CVSS, exploit evidence, and detailed patch applicability, so rely on Microsoft bulletins for authoritative remediation scope.
Mitigation direction
- Review Microsoft MS14-010 and MS14-011 guidance for applicable updates.
- Apply relevant Microsoft security updates to affected legacy systems.
- Retire Internet Explorer and VBScript-dependent workflows where feasible.
- Restrict legacy browsers from accessing untrusted web content.
- Isolate systems that cannot be updated promptly.
Validation and detection
- Inventory systems with Internet Explorer 6 through 11 installed.
- Identify hosts with VBScript 5.6 through 5.8 components.
- Verify applicable Microsoft 2014 security updates are installed.
- Confirm legacy browser use is blocked or tightly limited.
- Document exceptions and compensating controls for unsupported systems.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2014-0271 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
- MS14-010CVE reference · vendor-advisory, x_refsource_MS
- ms-ie-cve20140271-code-exec(90757)CVE reference · vdb-entry, x_refsource_XF
- MS14-011CVE 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.