CVE-1999-1464 json
Vulnerability in Cisco IOS 11.1CC and 11.1CT with distributed fast switching (DFS) enabled allows remote attackers to bypass certain access…
published 1999-12-31 26 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1445
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Exploit prediction
1.63% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Technology feeds
References
-
cisco.com
/warp/public/770/iosdfsacl-pub.shtml
vendor-advisory, patch
-
ciac.llnl.gov
/ciac/bulletins/j-016.shtml
third-party-advisory, government-resource, patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/1401
vdb-entry
Sources
- CVE List CVE-1999-1464
- NVD CVE-1999-1464
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.