Security readout for executives and security teams
This is a Cisco IOS denial-of-service issue affecting devices with Data-Link Switching (DLSw) configured. A remote attacker could crash the device using malformed network traffic during a narrow timing condition. Business impact is availability loss on affected routers or CMTS platforms, not confirmed data theft or code execution. Exposure appears limited to Cisco IOS deployments running the listed trains with DLSw configured. Organizations without DLSw enabled are less likely to be affected based on the source description. Public internet exposure is not established by the bundle. Treat as a targeted availability risk for legacy Cisco infrastructure. Priority is higher where DLSw-enabled routers support critical operations or have broad network reach. No evidence in the provided sources supports emergency action for environments without DLSw. Mitigation focus: Inventory Cisco IOS devices and identify any with DLSw configured.; Review Cisco guidance and Bug ID CSCtf74999 for fixed or recommended software.; Restrict access to DLSw-related services from untrusted networks where operationally possible..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2011-1625 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
Products and packages named in the record
CWE details
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