Security readout for executives and security teams
A legacy Nortel Optivity NETarchitect utility called bna_pass looked up the "rm" command using the user's PATH instead of a trusted location. A local user could point PATH at a malicious "rm" program and have bna_pass run it with the utility's privileges. This is a classic local privilege escalation pattern in older Unix software from 2000. Exposure is limited to environments still running Nortel/Bay Networks Optivity NETarchitect management stations from the late 1990s. Modern enterprises are extremely unlikely to encounter this software. Risk requires an interactive local account on the host and the vulnerable binary being installed with elevated privileges. Very low priority for modern estates. Only relevant if legacy Nortel network management servers remain in production, in which case decommissioning them addresses this and a broader class of unsupported-software risks. No business-impacting action is warranted absent confirmed inventory hits. Mitigation focus: Inventory hosts for legacy Optivity NETarchitect installations and retire or isolate them.; Restrict interactive shell access on any host still running the affected utility.; Consult Nortel/Avaya/Extreme successor guidance for supported replacements or patches..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2000-0009 mapping review
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Open ATT&CK lookup- Severity
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- CVSS
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- Known Exploited
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- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
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Source materials
- CVE List V5 sourceCVE List V5
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CWE details
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