Security readout for executives and security teams
This CVE describes a Cisco 12000 routing issue where some intended ACL filtering may not work for fragmented packets. If an affected legacy router is still in use, traffic that administrators expected to block could pass through. The source bundle does not provide CVSS, confirmed exploitation, or current patch details. Exposure appears limited to legacy Cisco 12000 Series environments using IOS 12.0, Engine 2-based line cards, and outgoing ACLs that depend on the fragment keyword. Organizations without these specific platforms or configurations are unlikely to be affected based on the provided sources. Prioritize if legacy Cisco 12000 routers still protect sensitive network boundaries. The main business concern is silent failure of a security policy, not proven active exploitation. If these devices are retired or not using the affected ACL pattern, urgency is lower. Mitigation focus: Inventory Cisco 12000 routers, IOS versions, and Engine 2 line cards.; Identify outgoing ACLs that rely on the fragment keyword.; Review Cisco’s advisory for supported software or configuration guidance..
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-2001-0865 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
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
- cisco-turbo-acl-dos(7552)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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