Is CVE-2017-6606 being actively exploited?

CVE-2017-6606 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2017-6606?

CVE-2017-6606 has a CVSS 3.0 base score of 6.4 (MEDIUM).

CVE-2017-6606

MEDIUM · CVSS 6.4EPSS 0.5%EU EUVD

A vulnerability in a startup script of Cisco IOS XE Software could allow an unauthenticated attacker with physical access to the targeted system to execute arbitrary commands on the underlying operating system with the privileges of the root user. More Information: CSCuz06639 CSCuz42122. Known Affected Releases: 15.6(1.1)S 16.1.2 16.2.0 15.2(1)E. Known Fixed Releases: Denali-16.1.3 16.2(1.8) 16.1(2.61) 15.6(2)SP 15.6(2)S1 15.6(1)S2 15.5(3)S3a 15.5(3)S3 15.5(2)S4 15.5(1)S4 15.4(3)S6a 15.4(3)S6 15.3(3)S8a 15.3(3)S8 15.2(5)E 15.2(4)E3 15.2(3)E5 15.0(2)SQD3 15.0(1.9.2)SQD3 3.9(0)E.

Key facts

CVSS score: 6.4 (v3.0)
Severity: MEDIUM
CVSS vector: CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-78
EPSS score: 0.5% (42th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2017-15660)
Published: April 7, 2017
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2017-15660 in the EU Vulnerability Database. Last updated in EUVD on August 5, 2024.

View on the EU Vulnerability Database

Affected products

cisco / ios xe
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and 114 more…

Certified products that may be affected

7 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Cisco Catalyst 3K/4K Wired Access Switches running IOS-XE 3.8.0E - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-10688-2016 - archived
Cisco Aggregation Services Router (ASR) 1000 Series, IOS XE 3.13 - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-10609-2015 - archived
Cisco Integrated Services Router 4400 Series (ISR-4400), IOS XE 3.13.0 - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-10600-2015 - archived
Cisco Catalyst 3650, 3850, 4500E (Sup7E, Sup7LE, Sup8E), 4500X, 4500XF running IOS-XE 3.6.1S - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-10607-2014 - archived
Cisco Catalyst 3850 Series Switches running IOS-XE 3.6.0E and Catalyst 6500 Series Switches running IOS 15.1(2)SY3 - Cisco Systems, Inc. - Common Criteria NSCIB-CC-14-39582-CR - archived

See all 7 in the Security Certifications Explorer.

References

http://www.securityfocus.com/bid/97434(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1038190
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-iosxe(Vendor Advisory)

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

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