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CVE-1999-1464
Vulnerability in Cisco IOS 11.1CC and 11.1CT with distributed fast switching (DFS) enabled allows remote attackers to bypass certain access control lists when the router switches traffic from a DFS-enabled interface to an interface that does not have DFS enabled, as described by Cisco bug CSCdk35564.
Published: Dec 31, 1999
Modified: Apr 16, 2026
CVSS Metrics
Affected Products (2)
| Vendor | Product | Version |
|---|---|---|
| cisco | ios | 11.1cc |
| cisco | ios | 11.1ct |
GitHub Security Advisory GHSA-jgwm-wr7r-95q6
Vulnerability in Cisco IOS 11.1CC and 11.1CT with distributed fast switching (DFS) enabled allows...
References (6)
- http://ciac.llnl.gov/ciac/bulletins/j-016.shtml Patch, Vendor Advisory
- http://www.cisco.com/warp/public/770/iosdfsacl-pub.shtml Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/1401
- http://ciac.llnl.gov/ciac/bulletins/j-016.shtml Patch, Vendor Advisory
- http://www.cisco.com/warp/public/770/iosdfsacl-pub.shtml Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/1401
Risk Scores
CVSS Score
7.5 / 10
EPSS Score
0.35%
Top 42% most likely to be exploited
Threat Score
30.1 / 100
Data Sources
NVD
EPSS
GitHub