Security readout for executives and security teams
This is an old IBM Communications Server flaw that can let a remote attacker crash an SNA/APPC routing daemon, causing service interruption. The sources describe denial of service only, not data theft, privilege escalation, or confirmed exploitation. It matters mainly where legacy IBM SNA connectivity is still reachable. Exposure is likely limited to legacy IBM Communications Server deployments using SNA/APPC, especially AIX systems with sna.rte before 6.3.1.2 or Windows 6.1.3 instances. Internet exposure is not established by the sources. Prioritize based on business dependence on legacy SNA connectivity. For active IBM Communications Server environments, handle as a service-availability risk and patch during the next controlled maintenance window unless exposure is untrusted or outages would be material. Mitigation focus: Inventory IBM Communications Server for Windows and AIX installations.; For AIX sna.rte before 6.3.1.2, review IBM APAR fix guidance.; Apply vendor-recommended fixes or updates from IBM support..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
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- 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
- csa-appc-dos(58874)CVE reference · vdb-entry, x_refsource_XF
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CWE details
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