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Vulnerability Details : 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.
Publish Date : 2019-03-27 Last Update Date : 2019-10-09
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 287

- Products Affected By CVE-2019-1758

# Product Type Vendor Product Version Update Edition Language
1 OS Cisco IOS 12.2(33)sxj9 Version Details Vulnerabilities
2 OS Cisco IOS 12.2(33)sxj10 Version Details Vulnerabilities
3 OS Cisco IOS 12.2(60)ez12 Version Details Vulnerabilities
4 OS Cisco IOS 12.2(33)sxj6 Version Details Vulnerabilities
5 OS Cisco IOS 12.2(33)sxj7 Version Details Vulnerabilities
6 OS Cisco IOS 12.2(33)sxj8 Version Details Vulnerabilities
7 OS Cisco IOS 15.1(1)sy3 Version Details Vulnerabilities
8 OS Cisco IOS 15.1(3)svo2 Version Details Vulnerabilities
9 OS Cisco IOS 15.1(2)sy5 Version Details Vulnerabilities
10 OS Cisco IOS 15.1(3)svk4b Version Details Vulnerabilities
11 OS Cisco IOS 15.1(2)sy1 Version Details Vulnerabilities
12 OS Cisco IOS 15.1(2)sy11 Version Details Vulnerabilities
13 OS Cisco IOS 15.1(1)sy4 Version Details Vulnerabilities
14 OS Cisco IOS 15.1(3)svp1 Version Details Vulnerabilities
15 OS Cisco IOS 15.1(2)sy6 Version Details Vulnerabilities
16 OS Cisco IOS 15.1(3)svk4c Version Details Vulnerabilities
17 OS Cisco IOS 15.1(2)sy2 Version Details Vulnerabilities
18 OS Cisco IOS 15.1(2)sy12 Version Details Vulnerabilities
19 OS Cisco IOS 15.1(1)sy5 Version Details Vulnerabilities
20 OS Cisco IOS 15.1(3)svp2 Version Details Vulnerabilities
21 OS Cisco IOS 15.1(2)sy7 Version Details Vulnerabilities
22 OS Cisco IOS 15.1(3)svm3 Version Details Vulnerabilities
23 OS Cisco IOS 15.1(2)sy3 Version Details Vulnerabilities
24 OS Cisco IOS 15.1(2)sy13 Version Details Vulnerabilities
25 OS Cisco IOS 15.1(4)m12c Version Details Vulnerabilities
26 OS Cisco IOS 15.1(2)sy8 Version Details Vulnerabilities
27 OS Cisco IOS 15.1(1)sy6 Version Details Vulnerabilities
28 OS Cisco IOS 15.1(1)sy1 Version Details Vulnerabilities
29 OS Cisco IOS 15.1(3)svn2 Version Details Vulnerabilities
30 OS Cisco IOS 15.1(2)sy4 Version Details Vulnerabilities
31 OS Cisco IOS 15.1(3)svg3d Version Details Vulnerabilities
32 OS Cisco IOS 15.1(2)sy9 Version Details Vulnerabilities
33 OS Cisco IOS 15.1(2)sg8a Version Details Vulnerabilities
34 OS Cisco IOS 15.1(1)sy2 Version Details Vulnerabilities
35 OS Cisco IOS 15.1(3)svo1 Version Details Vulnerabilities
36 OS Cisco IOS 15.1(2)sy4a Version Details Vulnerabilities
37 OS Cisco IOS 15.1(3)svi1b Version Details Vulnerabilities
38 OS Cisco IOS 15.1(2)sy10 Version Details Vulnerabilities
39 OS Cisco IOS 15.1(2)sy Version Details Vulnerabilities
40 OS Cisco IOS 15.2(1)sy5 Version Details Vulnerabilities
41 OS Cisco IOS 15.2(2)sy3 Version Details Vulnerabilities
42 OS Cisco IOS 15.2(1)sy1 Version Details Vulnerabilities
43 OS Cisco IOS 15.2(1)sy6 Version Details Vulnerabilities
44 OS Cisco IOS 15.2(3)ea1 Version Details Vulnerabilities
45 OS Cisco IOS 15.2(1)sy1a Version Details Vulnerabilities
46 OS Cisco IOS 15.2(1)sy7 Version Details Vulnerabilities
47 OS Cisco IOS 15.2(1)sy2 Version Details Vulnerabilities
48 OS Cisco IOS 15.2(4)jn1 Version Details Vulnerabilities
49 OS Cisco IOS 15.2(2)sy Version Details Vulnerabilities
50 OS Cisco IOS 15.2(1)sy3 Version Details Vulnerabilities
51 OS Cisco IOS 15.2(4a)ea5 Version Details Vulnerabilities
52 OS Cisco IOS 15.2(1)sy Version Details Vulnerabilities
53 OS Cisco IOS 15.2(2)sy1 Version Details Vulnerabilities
54 OS Cisco IOS 15.2(1)sy4 Version Details Vulnerabilities
55 OS Cisco IOS 15.2(2)sy2 Version Details Vulnerabilities
56 OS Cisco IOS 15.2(1)sy0a Version Details Vulnerabilities
57 OS Cisco IOS 15.3(3)ji2 Version Details Vulnerabilities
58 OS Cisco IOS 15.3(1)sy Version Details Vulnerabilities
59 OS Cisco IOS 15.3(1)sy1 Version Details Vulnerabilities
60 OS Cisco IOS 15.3(1)sy2 Version Details Vulnerabilities
61 OS Cisco IOS 15.3(3)ja1n Version Details Vulnerabilities
62 OS Cisco IOS 15.3(3)jf35 Version Details Vulnerabilities
63 OS Cisco IOS 15.3(0)sy Version Details Vulnerabilities
64 OS Cisco IOS 15.4(1)sy Version Details Vulnerabilities
65 OS Cisco IOS 15.4(1)sy1 Version Details Vulnerabilities
66 OS Cisco IOS 15.4(1)sy2 Version Details Vulnerabilities
67 OS Cisco IOS 15.4(1)sy3 Version Details Vulnerabilities
68 OS Cisco IOS 15.4(1)sy4 Version Details Vulnerabilities
69 OS Cisco IOS 15.5(1)sy Version Details Vulnerabilities
70 OS Cisco IOS 15.5(1)sy1 Version Details Vulnerabilities
71 OS Cisco IOS 15.5(1)sy2 Version Details Vulnerabilities
72 OS Cisco IOS 15.6(2)sp3b Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Cisco IOS 72

- References For CVE-2019-1758
CISCO 20190327 Cisco IOS Software Catalyst 6500 Series 802.1x Authentication Bypass Vulnerability
BID 107616 Cisco IOS Software CVE-2019-1758 Authentication Bypass Vulnerability Release Date:2019-05-31

- Metasploit Modules Related To CVE-2019-1758

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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