CVE-2014-7990
MEDIUM · CVSS 6.8EPSS 0.3%EU EUVD
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.
Key facts
- CVSS score
- 6.8 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:L/Au:S/C:C/I:C/A:C- Weakness (CWE)
- CWE-20
- EPSS score
- 0.3% (28th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-7839)
- Published
- November 7, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-7839 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- cisco / air-ct5760
- cisco / ios xe
- cisco / ws-c3850
- cisco / ws-c3860
References
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-7990(Vendor Advisory)
- http://tools.cisco.com/security/center/viewAlert.x?alertId=36351(Vendor Advisory)
- http://www.securityfocus.com/bid/70968
- http://www.securitytracker.com/id/1031179
- https://exchange.xforce.ibmcloud.com/vulnerabilities/98529
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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