CVE-1999-1129

Severity

75%

Complexity

99%

Confidentiality

106%

Cisco Catalyst 2900 Virtual LAN (VLAN) switches allow remote attackers to inject 802.1q frames into another VLAN by forging the VLAN identifier in the trunking tag.

Cisco Catalyst 2900 Virtual LAN (VLAN) switches allow remote attackers to inject 802.1q frames into another VLAN by forging the VLAN identifier in the trunking tag.

CVSS 2.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P).

Overview

Type

Cisco

First reported 25 years ago

1999-09-01 04:00:00

Last updated 7 years ago

2017-12-19 02:29:00

Affected Software

Cisco IOS 11.2.8 SA5

11.2\(8\)sa5

Cisco Catalyst 2900 VLAN

References

http://www.cisco.com/univercd/cc/td/doc/product/lan/28201900/1928v8x/eescg8x/aleakyv.htm

Vendor Advisory

19990901 VLAN Security

Patch, Vendor Advisory

615

Patch, Vendor Advisory

cisco-catalyst-vlan-frames(3294)

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