Description
The SNMP module in Cisco NX-OS 7.0(3)N1(1) and earlier on Nexus 5000 and 6000 devices provides different error messages for invalid requests depending on whether the VLAN ID exists, which allows remote attackers to enumerate VLANs via a series of requests, aka Bug ID CSCup85616.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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ehabhussein/snmpvlan ★ 4 · Jun 28, 2014
CVE-2014-3341 exploit
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://tools.cisco.com/security/center/viewAlert.x?alertId=35338
- cisco-nxos-cve20143341-info-disc(95329) vdb-entry
- 69266 vdb-entry
- 20140818 Cisco NX-OS Software SNMP Information Disclosure Vulnerability vendor-advisory
- 1030746 vdb-entry