Ios Xe
CVE-2014-7990
MEDIUM
Severity by source
AV:L/AC:L/Au:S/C:C/I:C/A:C
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
AV:L/AC:L/Au:S/C:C/I:C/A:C
Lifecycle Timeline
1DescriptionCVE.org
Cisco IOS XE 3.5E and earlier on WS-C3850, WS-C3860, and AIR-CT5760 devices does not properly parse the "request system shell" challenge response, which allows local users to obtain Linux root access by leveraging administrative privilege, aka Bug ID CSCur09815.
AnalysisAI
Cisco IOS XE 3.5E and earlier on WS-C3850, WS-C3860, and AIR-CT5760 devices does not properly parse the "request system shell" challenge response, which allows local users to obtain Linux root access. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-20. Cisco IOS XE 3.5E and earlier on WS-C3850, WS-C3860, and AIR-CT5760 devices does not properly parse the "request system shell" challenge response, which allows local users to obtain Linux root access by leveraging administrative privilege, aka Bug ID CSCur09815. Affected products include: Cisco Ios Xe, Cisco Air-Ct5760, Cisco Ws-C3850, Cisco Ws-C3860.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Same weakness CWE-20 – Improper Input Validation
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External POC / Exploit Code
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