CVE-1999-1216
Cisco Router < 9.17 - Security Restriction Bypass via IP Source Routed Packets
Title source: llmDescription
Cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain IP source routed packets that should normally be denied using the "no ip source-route" command.
References (3)
Core 3
Core References
Patch, Vendor Advisory third-party-advisory
government-resource
x_refsource_ciac
http://ciac.llnl.gov/ciac/bulletins/d-15.shtml
Patch, Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert
http://www.cert.org/advisories/CA-1993-07.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/541
Scores
EPSS
0.0208
EPSS Percentile
79.6%
Details
Status
published
Products (5)
cisco/router
8.2
cisco/router
8.3
cisco/router
9.0
cisco/router
9.1
cisco/router
< 9.17
Published
Apr 22, 1993
Tracked Since
Feb 18, 2026