Security readout for executives and security teams
This CVE describes a Snort IDS detection bypass, not a direct server compromise. In Sourcefire Snort 2.4.3, the frag3 preprocessor may reassemble fragmented packets with IP options incorrectly, allowing some attacks to pass without expected alerts. Exposure is limited to environments running Sourcefire Snort 2.4.3 with frag3 processing relevant traffic. The bundle does not establish broader product or version impact. Modern deployments are mainly exposed if legacy sensors remain in production or unmanaged monitoring paths. Prioritize if Snort 2.4.3 still protects critical networks. The business risk is missed detection of other attacks, especially where Snort alerts drive incident response decisions. Mitigation focus: Inventory any Snort 2.4.3 sensors and confirm whether frag3 is enabled.; Check Sourcefire or Snort vendor guidance for supported fixes or configuration changes.; Retire or upgrade unsupported legacy Snort sensors where operationally possible..
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-2006-0839 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
- snort-frag3-detection-bypass(24811)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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