Security readout for executives and security teams
This CVE describes a denial-of-service issue in Cisco Carrier Routing System 3.9.1. A remote attacker could trigger a Metro subsystem crash using fragmented GRE traffic. The business risk is service disruption on affected carrier routing infrastructure, but the source bundle does not provide severity, impact duration, exploit maturity, or fixed-release details. Exposure appears limited to environments running Cisco Carrier Routing System 3.9.1 where GRE traffic can reach the vulnerable processing path. The provided affected-product metadata is incomplete, so teams should verify exact CRS software inventory against Cisco guidance for CSCts14887. Treat this as an availability-risk triage item for carrier routing environments, not as a confirmed active-exploitation emergency. Prioritize inventory and vendor-confirmed remediation because the affected system class can be business-critical and the public record lacks severity and fix detail. Mitigation focus: Check Cisco guidance for Bug ID CSCts14887 and applicable fixed or recommended releases.; Inventory Cisco Carrier Routing System devices and identify any running release 3.9.1.; Limit untrusted GRE traffic exposure where operationally feasible and consistent with network design..
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
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ATT&CK lookup starting points
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CVE-2011-3283 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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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
- cisco-carrier-gre-dos(75341)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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