Vulnerability Monitor

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CVE-2019-1758

A vulnerability in 802.1x function of Cisco IOS Software on the Catalyst 6500 Series Switches could allow an unauthenticated, adjacent attacker to access the network prior to authentication. The vulnerability is due to how the 802.1x packets are handled in the process path. An attacker could exploit this vulnerability by attempting to connect to the network on an 802.1x configured port. A successful exploit could allow the attacker to intermittently obtain access to the network.

Published

2019-03-28T01:29:00.453

Last Modified

2024-11-21T04:37:18.167

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 4.7 (MEDIUM)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:N/I:P/A:N

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

6.5

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-287
  • Type: Primary
    CWE-287
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios 12.2\(33\)sxj6 Yes
Operating System cisco ios 12.2\(33\)sxj7 Yes
Operating System cisco ios 12.2\(33\)sxj8 Yes
Operating System cisco ios 12.2\(33\)sxj9 Yes
Operating System cisco ios 12.2\(33\)sxj10 Yes
Operating System cisco ios 12.2\(60\)ez12 Yes
Operating System cisco ios 15.1\(1\)sy1 Yes
Operating System cisco ios 15.1\(1\)sy2 Yes
Operating System cisco ios 15.1\(1\)sy3 Yes
Operating System cisco ios 15.1\(1\)sy4 Yes
Operating System cisco ios 15.1\(1\)sy5 Yes
Operating System cisco ios 15.1\(1\)sy6 Yes
Operating System cisco ios 15.1\(2\)sg8a Yes
Operating System cisco ios 15.1\(2\)sy Yes
Operating System cisco ios 15.1\(2\)sy1 Yes
Operating System cisco ios 15.1\(2\)sy2 Yes
Operating System cisco ios 15.1\(2\)sy3 Yes
Operating System cisco ios 15.1\(2\)sy4 Yes
Operating System cisco ios 15.1\(2\)sy4a Yes
Operating System cisco ios 15.1\(2\)sy5 Yes
Operating System cisco ios 15.1\(2\)sy6 Yes
Operating System cisco ios 15.1\(2\)sy7 Yes
Operating System cisco ios 15.1\(2\)sy8 Yes
Operating System cisco ios 15.1\(2\)sy9 Yes
Operating System cisco ios 15.1\(2\)sy10 Yes
Operating System cisco ios 15.1\(2\)sy11 Yes
Operating System cisco ios 15.1\(2\)sy12 Yes
Operating System cisco ios 15.1\(2\)sy13 Yes
Operating System cisco ios 15.1\(3\)svg3d Yes
Operating System cisco ios 15.1\(3\)svi1b Yes
Operating System cisco ios 15.1\(3\)svk4b Yes
Operating System cisco ios 15.1\(3\)svk4c Yes
Operating System cisco ios 15.1\(3\)svm3 Yes
Operating System cisco ios 15.1\(3\)svn2 Yes
Operating System cisco ios 15.1\(3\)svo1 Yes
Operating System cisco ios 15.1\(3\)svo2 Yes
Operating System cisco ios 15.1\(3\)svp1 Yes
Operating System cisco ios 15.1\(3\)svp2 Yes
Operating System cisco ios 15.1\(4\)m12c Yes
Operating System cisco ios 15.2\(1\)sy Yes
Operating System cisco ios 15.2\(1\)sy0a Yes
Operating System cisco ios 15.2\(1\)sy1 Yes
Operating System cisco ios 15.2\(1\)sy1a Yes
Operating System cisco ios 15.2\(1\)sy2 Yes
Operating System cisco ios 15.2\(1\)sy3 Yes
Operating System cisco ios 15.2\(1\)sy4 Yes
Operating System cisco ios 15.2\(1\)sy5 Yes
Operating System cisco ios 15.2\(1\)sy6 Yes
Operating System cisco ios 15.2\(1\)sy7 Yes
Operating System cisco ios 15.2\(2\)sy Yes
Operating System cisco ios 15.2\(2\)sy1 Yes
Operating System cisco ios 15.2\(2\)sy2 Yes
Operating System cisco ios 15.2\(2\)sy3 Yes
Operating System cisco ios 15.2\(3\)ea1 Yes
Operating System cisco ios 15.2\(4\)jn1 Yes
Operating System cisco ios 15.2\(4a\)ea5 Yes
Operating System cisco ios 15.3\(0\)sy Yes
Operating System cisco ios 15.3\(1\)sy Yes
Operating System cisco ios 15.3\(1\)sy1 Yes
Operating System cisco ios 15.3\(1\)sy2 Yes
Operating System cisco ios 15.3\(3\)ja1n Yes
Operating System cisco ios 15.3\(3\)jf35 Yes
Operating System cisco ios 15.3\(3\)ji2 Yes
Operating System cisco ios 15.4\(1\)sy Yes
Operating System cisco ios 15.4\(1\)sy1 Yes
Operating System cisco ios 15.4\(1\)sy2 Yes
Operating System cisco ios 15.4\(1\)sy3 Yes
Operating System cisco ios 15.4\(1\)sy4 Yes
Operating System cisco ios 15.5\(1\)sy Yes
Operating System cisco ios 15.5\(1\)sy1 Yes
Operating System cisco ios 15.5\(1\)sy2 Yes
Operating System cisco ios 15.6\(2\)sp3b Yes
References