Security readout for executives and security teams
Plain-English summary
A malicious website could crash vulnerable Internet Explorer 6 through 9 browsers or potentially run attacker-controlled code on the user’s machine. Business urgency depends on whether any users, kiosks, embedded workflows, or legacy applications still rely on those browser versions.
Executive priority
Prioritize remediation if legacy Internet Explorer remains in use, especially on systems with internet access or sensitive data. If no IE 6 through 9 usage exists, treat this as a legacy hygiene verification item.
Technical view
CVE-2013-5049 is described as an Internet Explorer memory corruption vulnerability affecting versions 6 through 9. The published impact is remote arbitrary code execution or denial of service via a crafted website. The provided record does not include CVSS, CWE, CPE, or detailed root-cause metadata.
Likely exposure
Exposure is most likely on endpoints that can browse attacker-controlled or compromised websites using Internet Explorer 6, 7, 8, or 9. The supplied sources do not indicate server-side products or non-IE browsers are affected.
Exploitation context
The provided bundle does not show CISA KEV listing or cite active exploitation. The attack scenario is web-based: a user reaches a crafted site, after which browser memory corruption may enable code execution or a crash.
Researcher notes
The source data is sparse: no CVSS vector, CWE, CPE list, exploit telemetry, or detailed patch mapping is included. Analysis should stay anchored to Microsoft MS13-097 and the CVE description unless additional vendor evidence is reviewed.
Mitigation direction
- Review Microsoft MS13-097 and apply its guidance for affected Internet Explorer versions.
- Remove or isolate Internet Explorer 6 through 9 from internet-facing browsing use.
- Restrict legacy IE use to trusted internal applications where removal is not immediately possible.
- Use endpoint inventory to identify remaining IE 6 through 9 installations.
Validation and detection
- Inventory endpoints for Internet Explorer 6 through 9 presence and usage.
- Confirm whether Microsoft MS13-097 guidance has been applied where applicable.
- Review web proxy or EDR data for legacy IE traffic to untrusted sites.
- Document any business process still requiring affected IE versions.
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-2013-5049 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
- MS13-097CVE 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.