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cve[email protected]CVE-2019-1758
HistoryMar 28, 2019 - 1:29 a.m.

CVE-2019-1758

2019-03-2801:29:00
CWE-287
web.nvd.nist.gov
51
cisco
ios software
vulnerability
802.1x
catalyst 6500
nvd
cve-2019-1758

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

4.7 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.1%

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.

Affected configurations

NVD
Node
ciscoiosMatch12.2\(33\)sxj6
OR
ciscoiosMatch12.2\(33\)sxj7
OR
ciscoiosMatch12.2\(33\)sxj8
OR
ciscoiosMatch12.2\(33\)sxj9
OR
ciscoiosMatch12.2\(33\)sxj10
OR
ciscoiosMatch12.2\(60\)ez12
OR
ciscoiosMatch15.1\(1\)sy1
OR
ciscoiosMatch15.1\(1\)sy2
OR
ciscoiosMatch15.1\(1\)sy3
OR
ciscoiosMatch15.1\(1\)sy4
OR
ciscoiosMatch15.1\(1\)sy5
OR
ciscoiosMatch15.1\(1\)sy6
OR
ciscoiosMatch15.1\(2\)sg8a
OR
ciscoiosMatch15.1\(2\)sy
OR
ciscoiosMatch15.1\(2\)sy1
OR
ciscoiosMatch15.1\(2\)sy2
OR
ciscoiosMatch15.1\(2\)sy3
OR
ciscoiosMatch15.1\(2\)sy4
OR
ciscoiosMatch15.1\(2\)sy4a
OR
ciscoiosMatch15.1\(2\)sy5
OR
ciscoiosMatch15.1\(2\)sy6
OR
ciscoiosMatch15.1\(2\)sy7
OR
ciscoiosMatch15.1\(2\)sy8
OR
ciscoiosMatch15.1\(2\)sy9
OR
ciscoiosMatch15.1\(2\)sy10
OR
ciscoiosMatch15.1\(2\)sy11
OR
ciscoiosMatch15.1\(2\)sy12
OR
ciscoiosMatch15.1\(2\)sy13
OR
ciscoiosMatch15.1\(3\)svg3d
OR
ciscoiosMatch15.1\(3\)svi1b
OR
ciscoiosMatch15.1\(3\)svk4b
OR
ciscoiosMatch15.1\(3\)svk4c
OR
ciscoiosMatch15.1\(3\)svm3
OR
ciscoiosMatch15.1\(3\)svn2
OR
ciscoiosMatch15.1\(3\)svo1
OR
ciscoiosMatch15.1\(3\)svo2
OR
ciscoiosMatch15.1\(3\)svp1
OR
ciscoiosMatch15.1\(3\)svp2
OR
ciscoiosMatch15.1\(4\)m12c
OR
ciscoiosMatch15.2\(1\)sy
OR
ciscoiosMatch15.2\(1\)sy0a
OR
ciscoiosMatch15.2\(1\)sy1
OR
ciscoiosMatch15.2\(1\)sy1a
OR
ciscoiosMatch15.2\(1\)sy2
OR
ciscoiosMatch15.2\(1\)sy3
OR
ciscoiosMatch15.2\(1\)sy4
OR
ciscoiosMatch15.2\(1\)sy5
OR
ciscoiosMatch15.2\(1\)sy6
OR
ciscoiosMatch15.2\(1\)sy7
OR
ciscoiosMatch15.2\(2\)sy
OR
ciscoiosMatch15.2\(2\)sy1
OR
ciscoiosMatch15.2\(2\)sy2
OR
ciscoiosMatch15.2\(2\)sy3
OR
ciscoiosMatch15.2\(3\)ea1
OR
ciscoiosMatch15.2\(4\)jn1
OR
ciscoiosMatch15.2\(4a\)ea5
OR
ciscoiosMatch15.3\(0\)sy
OR
ciscoiosMatch15.3\(1\)sy
OR
ciscoiosMatch15.3\(1\)sy1
OR
ciscoiosMatch15.3\(1\)sy2
OR
ciscoiosMatch15.3\(3\)ja1n
OR
ciscoiosMatch15.3\(3\)jf35
OR
ciscoiosMatch15.3\(3\)ji2
OR
ciscoiosMatch15.4\(1\)sy
OR
ciscoiosMatch15.4\(1\)sy1
OR
ciscoiosMatch15.4\(1\)sy2
OR
ciscoiosMatch15.4\(1\)sy3
OR
ciscoiosMatch15.4\(1\)sy4
OR
ciscoiosMatch15.5\(1\)sy
OR
ciscoiosMatch15.5\(1\)sy1
OR
ciscoiosMatch15.5\(1\)sy2
OR
ciscoiosMatch15.6\(2\)sp3b

CNA Affected

[
  {
    "product": "Cisco IOS Software",
    "vendor": "Cisco",
    "versions": [
      {
        "status": "affected",
        "version": "12.2(60)EZ12"
      }
    ]
  }
]

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

4.7 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.1%