Security readout for executives and security teams
Plain-English summary
Internet Explorer 8 can mishandle content settings in HTTP responses. A malicious or compromised website could cause the browser to expose sensitive information from another domain or security zone. This matters mainly where legacy IE8 remains in use or is required for older internal applications.
Executive priority
Treat this as a legacy-browser risk. It is not presented as actively exploited in the supplied sources, but any remaining IE8 use increases exposure to old browser-class information disclosure flaws.
Technical view
CVE-2011-1246 is Microsoft’s “MIME Sniffing Information Disclosure Vulnerability” in Internet Explorer 8. The CVE states that crafted HTTP responses can let remote web servers obtain sensitive information across a different domain or zone. The bundle provides no CVSS score, CWE, or detailed affected platform matrix.
Likely exposure
Exposure is most likely in environments that still run Internet Explorer 8, especially for legacy intranet applications or compatibility workflows. The provided affected-product metadata is incomplete, so validation should rely on Microsoft MS11-050 and the referenced OVAL definition.
Exploitation context
The bundle does not cite active exploitation, and KEV is false. The issue is remotely reachable through web content, but the provided sources describe information disclosure rather than code execution or persistence.
Researcher notes
Evidence is sparse for this individual CVE: no CVSS, CWE, or affected CPEs are supplied. Anchor assessment to the CVE description, Microsoft MS11-050, and OVAL definition oval:org.mitre.oval:def:12464. Avoid expanding scope beyond Internet Explorer 8 without vendor confirmation.
Mitigation direction
- Apply Microsoft guidance and updates from MS11-050.
- Retire or isolate remaining Internet Explorer 8 usage.
- Move legacy web applications to supported browsers where feasible.
- Limit IE8 access to trusted internal sites only when replacement is not immediate.
- Check vendor guidance before relying on compensating controls.
Validation and detection
- Inventory endpoints and virtual desktops for Internet Explorer 8.
- Check MS11-050 update status using vulnerability management tooling.
- Use the referenced OVAL definition where supported by your scanner.
- Review legacy applications that still require IE8 compatibility.
- Confirm sensitive apps are not accessed from IE8.
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-2011-1246 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
- oval:org.mitre.oval:def:12464CVE reference · vdb-entry, signature
- MS11-050CVE 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.