Security readout for executives and security teams
Plain-English summary
CVE-2011-1267 is a Windows SMB server flaw that can let a remote attacker hang an affected system with a crafted SMBv1 or SMBv2 request. The documented impact is denial of service, not data theft or code execution.
Executive priority
Treat this as a legacy availability risk. Prioritize systems that provide business-critical file or domain services, are unpatched, or expose SMB beyond trusted networks.
Technical view
The vulnerability is described as an SMB request parsing issue in Windows Vista, Windows Server 2008, Windows Server 2008 R2, and Windows 7 variants. A crafted SMBv1 or SMBv2 request can trigger a system hang on affected SMB servers.
Likely exposure
Exposure is most relevant where affected legacy Windows systems still run SMB server services, especially on reachable internal networks. Internet exposure would increase urgency, but the provided sources do not document prevalence.
Exploitation context
The source bundle does not show CISA KEV listing or other evidence of active exploitation. It describes remote denial of service through crafted SMB requests, but provides no exploit status, exploit maturity, or authentication details.
Researcher notes
Affected versions and impact are clear in the CVE description, but the bundle lacks CVSS, CWE, authentication requirements, and exploit telemetry. Avoid assuming code execution or active exploitation without additional sourced evidence.
Mitigation direction
- Review Microsoft MS11-048 guidance for affected systems.
- Apply the relevant Microsoft security update where available.
- Remove or retire unsupported affected Windows systems.
- Restrict SMB access to trusted network segments only.
- Reduce unnecessary SMBv1 or SMBv2 exposure where operationally possible.
Validation and detection
- Inventory Windows Vista, Windows 7, and Server 2008 assets.
- Confirm whether SMB server services are enabled on those assets.
- Check patch status against Microsoft MS11-048.
- Use the referenced OVAL definition for compliance validation where applicable.
- Review firewall rules for SMB exposure from untrusted networks.
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-2011-1267 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
- ms-win-smbrequest-dos(67724)CVE reference · vdb-entry, x_refsource_XF
- MS11-048CVE reference · vendor-advisory, x_refsource_MS
- oval:org.mitre.oval:def:12654CVE reference · vdb-entry, signature
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.