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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 Database

Affected products

  • cisco / air-ct5760
  • cisco / ios xe
  • cisco / ws-c3850
  • cisco / ws-c3860

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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