CVE-2017-6672

7.5 highEPSS 1.8%

A vulnerability in certain filtering mechanisms of access control lists (ACLs) for Cisco ASR 5000 Series Aggregation Services Routers through 21.x could allow an unauthenticated, remote attacker to bypass ACL rules that have been configured for an affected device. More Information: CSCvb99022 CSCvc16964 CSCvc37351 CSCvc54843 CSCvc63444 CSCvc77815 CSCvc88658 CSCve08955 CSCve14141 CSCve33870.

Severity

CVSS 3.0

7.5 high

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-31)
CWE: CWE-863
Published: 2017-07-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

cisco:asr_5000_series_software

References

http://www.securityfocus.com/bid/99921
http://www.securitytracker.com/id/1038962
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170719-asr1
http://www.securityfocus.com/bid/99921
http://www.securitytracker.com/id/1038962

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