MEDIUM
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
Published Nov 7, 2014
6.8
MEDIUMCVSS 2.0
EPSS 0.34%
Description
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
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
6.8 MEDIUM NVD
AV:L/AC:L/Au:S/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication Single
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.34% 0.00344
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00344
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.34% (0.00344) | 25.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.34% (0.00344) | 25.98th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.09% (0.00087) | 22.81th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-7990 vendor-advisoryx_refsource_CISCOVendor Advisory
- http://tools.cisco.com/security/center/viewAlert.x?alertId=36351 x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/70968 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1031179 vdb-entryx_refsource_SECTRACK
- https://exchange.xforce.ibmcloud.com/vulnerabilities/98529 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-7990 | vendor-advisoryx_refsource_CISCOVendor Advisory | |
| http://tools.cisco.com/security/center/viewAlert.x?alertId=36351 | x_refsource_CONFIRMVendor Advisory | |
| http://www.securityfocus.com/bid/70968 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1031179 | vdb-entryx_refsource_SECTRACK | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/98529 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner cisco
Published Nov 7, 2014
Updated Aug 6, 2024
Reserved Oct 8, 2014
Link CVE-2014-7990
CISA Vulnrichment
Updated n/a