CVE-2017-12228 - Improper Certificate Validation

Severity

43%

Complexity

86%

Confidentiality

48%

A vulnerability in the Cisco Network Plug and Play application of Cisco IOS 12.4 through 15.6 and Cisco IOS XE 3.3 through 16.4 could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data by using an invalid certificate. The vulnerability is due to insufficient certificate validation by the affected software. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt confidential information on user connections to the affected software. Cisco Bug IDs: CSCvc33171.

A vulnerability in the Cisco Network Plug and Play application of Cisco IOS 12.4 through 15.6 and Cisco IOS XE 3.3 through 16.4 could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data by using an invalid certificate. The vulnerability is due to insufficient certificate validation by the affected software. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt confidential information on user connections to the affected software. Cisco Bug IDs: CSCvc33171.

CVSS 3.0 Base Score 5.9. CVSS Attack Vector: network. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N).

Demo Examples

Improper Certificate Validation

CWE-295

This code checks the certificate of a connected peer.


               
foo=SSL_get_verify_result(ssl);
// certificate looks good, host can be trusted

In this case, because the certificate is self-signed, there was no external authority that could prove the identity of the host. The program could be communicating with a different system that is spoofing the host, e.g. by poisoning the DNS cache or using a MITM attack to modify the traffic from server to client.

Improper Certificate Validation

CWE-295

The following OpenSSL code obtains a certificate and verifies it.


               
}
// do secret things

Even though the "verify" step returns X509_V_OK, this step does not include checking the Common Name against the name of the host. That is, there is no guarantee that the certificate is for the desired host. The SSL connection could have been established with a malicious host that provided a valid certificate.

Improper Certificate Validation

CWE-295

The following OpenSSL code ensures that there is a certificate and allows the use of expired certificates.


               
//do stuff

If the call to SSL_get_verify_result() returns X509_V_ERR_CERT_HAS_EXPIRED, this means that the certificate has expired. As time goes on, there is an increasing chance for attackers to compromise the certificate.

Improper Certificate Validation

CWE-295

The following OpenSSL code ensures that there is a certificate before continuing execution.


               
// got a certificate, do secret things

Because this code does not use SSL_get_verify_results() to check the certificate, it could accept certificates that have been revoked (X509_V_ERR_CERT_REVOKED). The software could be communicating with a malicious host.

Improper Certificate Validation

CWE-295

The following OpenSSL code ensures that the host has a certificate.


               
}
// got certificate, host can be trusted//foo=SSL_get_verify_result(ssl);//if (X509_V_OK==foo) ...

Note that the code does not call SSL_get_verify_result(ssl), which effectively disables the validation step that checks the certificate.

Overview

Type

Cisco IOS

First reported 7 years ago

2017-09-29 01:34:00

Last updated 5 years ago

2019-10-09 23:22:00

Affected Software

Cisco IOS 12.4(25E)JAO3A

12.4\(25e\)jao3a

Cisco IOS 12.4(25E)JAO20S

12.4\(25e\)jao20s

Cisco IOS 12.4(25E)JAP1N

12.4\(25e\)jap1n

Cisco IOS 12.4(25E)JAP9

12.4\(25e\)jap9

Cisco IOS 15.0(2)EJ

15.0\(2\)ej

Cisco IOS 15.0(2)EJ1

15.0\(2\)ej1

Cisco IOS 15.0(2)EX

15.0\(2\)ex

Cisco IOS 15.0(2)EX1

15.0\(2\)ex1

Cisco IOS 15.0(2)EX2

15.0\(2\)ex2

Cisco IOS 15.0(2)EX3

15.0\(2\)ex3

Cisco IOS 15.0(2)EX4

15.0\(2\)ex4

Cisco IOS 15.0(2)EX5

15.0\(2\)ex5

Cisco IOS 15.0(2)EX8

15.0\(2\)ex8

Cisco IOS 15.0(2)EX10

15.0\(2\)ex10

Cisco IOS 15.0(2)EZ

15.0\(2\)ez

Cisco IOS 15.0(2)SE1

15.0\(2\)se1

Cisco IOS 15.0(2)SE2

15.0\(2\)se2

Cisco IOS 15.0(2)SE3

15.0\(2\)se3

Cisco IOS 15.0(2)SE4

15.0\(2\)se4

Cisco IOS 15.0(2)SE5

15.0\(2\)se5

Cisco IOS 15.0(2)SE6

15.0\(2\)se6

Cisco IOS 15.0(2)SE7

15.0\(2\)se7

Cisco IOS 15.0(2)SE8

15.0\(2\)se8

Cisco IOS 15.0(2)SE9

15.0\(2\)se9

Cisco IOS 15.0(2)SE10

15.0\(2\)se10

Cisco IOS 15.0(2)SE10A

15.0\(2\)se10a

Cisco IOS 15.0(2a)EX5

15.0\(2a\)ex5

Cisco IOS 15.0(2A)SE9

15.0\(2a\)se9

Cisco IOS 15.1(1)SY

15.1\(1\)sy

Cisco IOS 15.1(1)SY1

15.1\(1\)sy1

Cisco IOS 15.1(1)SY2

15.1\(1\)sy2

Cisco IOS 15.1(1)SY3

15.1\(1\)sy3

Cisco IOS 15.1(1)SY4

15.1\(1\)sy4

Cisco IOS 15.1(1)SY5

15.1\(1\)sy5

Cisco IOS 15.1(1)SY6

15.1\(1\)sy6

Cisco IOS 15.1(2)SG7A

15.1\(2\)sg7a

Cisco IOS 15.1(2)SY

15.1\(2\)sy

Cisco IOS 15.1(2)SY1

15.1\(2\)sy1

Cisco IOS 15.1(2)SY2

15.1\(2\)sy2

Cisco IOS 151.1(2)SY3

15.1\(2\)sy3

Cisco IOS 15.1(2)SY4

15.1\(2\)sy4

Cisco IOS 15.1(2)SY4A

15.1\(2\)sy4a

Cisco IOS 15.1(2)SY5

15.1\(2\)sy5

Cisco IOS 15.1(2)SY6

15.1\(2\)sy6

Cisco IOS 15.1(2)SY7

15.1\(2\)sy7

Cisco IOS 15.1(2)SY8

15.1\(2\)sy8

Cisco IOS 15.1(2)SY10

15.1\(2\)sy10

Cisco IOS 15.2(1)E

15.2\(1\)e

Cisco IOS 15.2(1)E1

15.2\(1\)e1

Cisco IOS 15.2(1)E2

15.2\(1\)e2

Cisco IOS 15.2(1)E3

15.2\(1\)e3

Cisco IOS 15.2(1)EY

15.2\(1\)ey

Cisco IOS 15.2(1)SY

15.2\(1\)sy

Cisco IOS 15.2(1)SY0A

15.2\(1\)sy0a

Cisco IOS 15.2(1)SY1

15.2\(1\)sy1

Cisco IOS 15.2(1)SY1A

15.2\(1\)sy1a

Cisco IOS 15.2(1)SY2

15.2\(1\)sy2

Cisco IOS 15.2(1)SY3

15.2\(1\)sy3

Cisco IOS 15.2(1)SY4

15.2\(1\)sy4

Cisco IOS 15.2(2)E

15.2\(2\)e

Cisco IOS 15.2(2)E1

15.2\(2\)e1

Cisco IOS 15.2(2)E2

15.2\(2\)e2

Cisco IOS 15.2(2)E3

15.2\(2\)e3

Cisco IOS 15.2(2)E4

15.2\(2\)e4

Cisco IOS 15.2(2)E5

15.2\(2\)e5

Cisco IOS 15.2(2)E5A

15.2\(2\)e5a

Cisco IOS 15.2(2)E5B

15.2\(2\)e5b

Cisco IOS 15.2(2)E6

15.2\(2\)e6

Cisco IOS 15.2(2)EA2

15.2\(2\)ea2

Cisco IOS 15.2(2)EA3

15.2\(2\)ea3

Cisco IOS 15.2(2)EB2

15.2\(2\)eb2

Cisco IOS 15.2(2)GC

15.2\(2\)gc

Cisco IOS 15.2(2)JA

15.2\(2\)ja

Cisco IOS 15.2(2)JA1

15.2\(2\)ja1

Cisco IOS 15.2(2)JAX

15.2\(2\)jax

Cisco IOS 15.2(2)JAX1

15.2\(2\)jax1

Cisco IOS 15.2(2)JB

15.2\(2\)jb

Cisco IOS 15.2(2)JB2

15.2\(2\)jb2

Cisco IOS 15.2(2)JB3

15.2\(2\)jb3

Cisco IOS 15.2(2)JB4

15.2\(2\)jb4

Cisco IOS 15.2(2)JB5

15.2\(2\)jb5

Cisco IOS 15.2(2)JN1

15.2\(2\)jn1

Cisco IOS 15.2(2)JN2

15.2\(2\)jn2

Cisco IOS 15.2(2)S

15.2\(2\)s

Cisco IOS 15.2(2)S0A

15.2\(2\)s0a

Cisco IOS 15.2(2)S0C

15.2\(2\)s0c

Cisco IOS 15.2(2)S1

15.2\(2\)s1

Cisco IOS 15.2(2)S2

15.2\(2\)s2

Cisco IOS 15.2(2)SNG

15.2\(2\)sng

Cisco IOS 15.2(2)SNH1

15.2\(2\)snh1

Cisco IOS 15.2(2)SNI

15.2\(2\)sni

Cisco IOS 15.2(2)SY

15.2\(2\)sy

Cisco IOS 15.2(2)SY1

15.2\(2\)sy1

Cisco IOS 15.2(2)SY2

15.2\(2\)sy2

Cisco IOS 15.2(2)T

15.2\(2\)t

Cisco IOS 15.2(2)T1

15.2\(2\)t1

Cisco IOS 15.2(2)T2

15.2\(2\)t2

Cisco IOS 15.2(2)T3

15.2\(2\)t3

Cisco IOS 15.2(2)T4

15.2\(2\)t4

Cisco IOS 15.2(2a)E1

15.2\(2a\)e1

Cisco IOS 15.2(2a)E2

15.2\(2a\)e2

Cisco IOS 15.2(3)E

15.2\(3\)e

Cisco IOS 15.2(3)E1

15.2\(3\)e1

Cisco IOS 15.2(3)E3

15.2\(3\)e3

Cisco IOS 15.2(3)E5

15.2\(3\)e5

Cisco IOS 15.2(3)EA

15.2\(3\)ea

Cisco IOS 15.2(3)EX

15.2\(3\)ex

Cisco IOS 15.2(3)GC

15.2\(3\)gc

Cisco IOS 15.2(3)GC1

15.2\(3\)gc1

Cisco IOS 15.2(3)T

15.2\(3\)t

Cisco IOS 15.2(3a)E

15.2\(3a\)e

Cisco IOS 15.2(3M)E8

15.2\(3m\)e8

Cisco IOS 15.2(4)E

15.2\(4\)e

Cisco IOS 15.2(4)E1

15.2\(4\)e1

Cisco IOS 15.2(4)E3

15.2\(4\)e3

Cisco IOS 15.2(4)E4

15.2\(4\)e4

Cisco IOS 15.2(4)EA

15.2\(4\)ea

Cisco IOS 15.2(4)EA1

15.2\(4\)ea1

Cisco IOS 15.2(4)EA3

15.2\(4\)ea3

Cisco IOS 15.2(4)EA4

15.2\(4\)ea4

Cisco IOS 15.2(4)EC

15.2\(4\)ec

Cisco IOS 15.2(4)EC1

15.2\(4\)ec1

Cisco IOS 15.2(4)EC2

15.2\(4\)ec2

Cisco IOS 15.2(4)GC

15.2\(4\)gc

Cisco IOS 15.2(4)GC1

15.2\(4\)gc1

Cisco IOS 15.2(4)GC2

15.2\(4\)gc2

Cisco IOS 15.2(4)GC3

15.2\(4\)gc3

Cisco IOS 15.2(4)JA

15.2\(4\)ja

Cisco IOS 15.2(4)JA1

15.2\(4\)ja1

Cisco IOS 15.2(4)JB

15.2\(4\)jb

Cisco IOS 15.2(4)JB1

15.2\(4\)jb1

Cisco IOS 15.2(4)JB2

15.2\(4\)jb2

Cisco IOS 15.2(4)JB3

15.2\(4\)jb3

Cisco IOS 15.2(4)JB3A

15.2\(4\)jb3a

Cisco IOS 15.2(4)JB3B

15.2\(4\)jb3b

Cisco IOS 15.2(4)JB3H

15.2\(4\)jb3h

Cisco IOS 15.2(4)JB3S

15.2\(4\)jb3s

Cisco IOS 15.2(4)JB4

15.2\(4\)jb4

Cisco IOS 15.2(4)JB5

15.2\(4\)jb5

Cisco IOS 15.2(4)JB5H

15.2\(4\)jb5h

Cisco IOS 15.2(4)JB5M

15.2\(4\)jb5m

Cisco IOS 15.2(4)JB6

15.2\(4\)jb6

Cisco IOS 15.2(4)JB7

15.2\(4\)jb7

Cisco IOS 15.2(4)JN

15.2\(4\)jn

Cisco IOS 15.2(4)M

15.2\(4\)m

Cisco IOS 15.2(4)M1

15.2\(4\)m1

Cisco IOS 15.2(4)M2

15.2\(4\)m2

Cisco IOS 15.2(4)M3

15.2\(4\)m3

Cisco IOS 15.2(4)M4

15.2\(4\)m4

Cisco IOS 15.2(4)M5

15.2\(4\)m5

Cisco IOS 15.2(4)M6

15.2\(4\)m6

Cisco IOS 15.2(4)M6A

15.2\(4\)m6a

Cisco IOS 15.2(4)M7

15.2\(4\)m7

Cisco IOS 15.2(4)M8

15.2\(4\)m8

Cisco IOS 15.2(4)M9

15.2\(4\)m9

Cisco IOS 15.2(4)M10

15.2\(4\)m10

Cisco IOS 15.2(4)M11

15.2\(4\)m11

Cisco IOS 15.2(4)S

15.2\(4\)s

Cisco IOS 15.2(4)S1

15.2\(4\)s1

Cisco IOS 15.2(4)S2

15.2\(4\)s2

Cisco IOS 15.2(4)S3

15.2\(4\)s3

Cisco IOS 15.2(4)S3A

15.2\(4\)s3a

Cisco IOS 15.2(4)S4

15.2\(4\)s4

Cisco IOS 15.2(4)S4A

15.2\(4\)s4a

Cisco IOS 15.2(4)S5

15.2\(4\)s5

Cisco IOS 15.2(4)S6

15.2\(4\)s6

Cisco IOS 15.2(4)S7

15.2\(4\)s7

Cisco IOS 15.2(4M)E1

15.2\(4m\)e1

Cisco IOS 15.2(4M)E3

15.2\(4m\)e3

Cisco IOS 15.2(4N)E2

15.2\(4n\)e2

Cisco IOS 15.2(4O)E2

15.2\(4o\)e2

Cisco IOS 15.2(4P)E1

15.2\(4p\)e1

Cisco IOS 15.2(5)E1

15.2\(5\)e1

Cisco IOS 15.2(5)E2A

15.2\(5\)e2a

Cisco IOS 15.2(5)EA

15.2\(5\)ea

Cisco IOS 15.2(5)EX

15.2\(5\)ex

Cisco IOS 15.2(5a)E

15.2\(5a\)e

Cisco IOS 15.2(5A)E1

15.2\(5a\)e1

Cisco IOS 15.2(5b)E

15.2\(5b\)e

Cisco IOS 15.2(5C)E

15.2\(5c\)e

Cisco IOS 15.3(1)S

15.3\(1\)s

Cisco IOS 15.3(1)S1

15.3\(1\)s1

Cisco IOS 15.3(1)S2

15.3\(1\)s2

Cisco IOS 15.3(1)SY

15.3\(1\)sy

Cisco IOS 15.3(1)SY1

15.3\(1\)sy1

Cisco IOS 15.3(1)SY2

15.3\(1\)sy2

Cisco IOS 15.3(1)T

15.3\(1\)t

Cisco IOS 15.3(1)T1

15.3\(1\)t1

Cisco IOS 15.3(1)T2

15.3\(1\)t2

Cisco IOS 15.3(1)T3

15.3\(1\)t3

Cisco IOS 15.3(1)T4

15.3\(1\)t4

Cisco IOS 15.3(2)s

15.3\(2\)s

Cisco IOS 15.3(2)S1

15.3\(2\)s1

Cisco IOS 15.3(2)S2

15.3\(2\)s2

Cisco IOS 15.3(2)T

15.3\(2\)t

Cisco IOS 15.3(2)T1

15.3\(2\)t1

Cisco IOS 15.3(2)T2

15.3\(2\)t2

Cisco IOS 15.3(2)T3

15.3\(2\)t3

Cisco IOS 15.3(2)T4

15.3\(2\)t4

Cisco IOS 15.3(3)JA

15.3\(3\)ja

Cisco IOS 15.3(3)JA1

15.3\(3\)ja1

Cisco IOS 15.3(3)JA1M

15.3\(3\)ja1m

Cisco IOS 15.3(3)JA1N

15.3\(3\)ja1n

Cisco IOS 15.3(3)JA4

15.3\(3\)ja4

Cisco IOS 15.3(3)JA5

15.3\(3\)ja5

Cisco IOS 15.3(3)JA6

15.3\(3\)ja6

Cisco IOS 15.3(3)JA7

15.3\(3\)ja7

Cisco IOS 15.3(3)JA8

15.3\(3\)ja8

Cisco IOS 15.3(3)JA10

15.3\(3\)ja10

Cisco IOS 15.3(3)JA76

15.3\(3\)ja76

Cisco IOS 15.3(3)JA77

15.3\(3\)ja77

Cisco IOS 15.3(3)JAA

15.3\(3\)jaa

Cisco IOS 15.3(3)JAB

15.3\(3\)jab

Cisco IOS 15.3(3)JAX

15.3\(3\)jax

Cisco IOS 15.3(3)JAX1

15.3\(3\)jax1

Cisco IOS 15.3(3)JAX2

15.3\(3\)jax2

Cisco IOS 15.3(3)JB

15.3\(3\)jb

Cisco IOS 15.3(3)JB75

15.3\(3\)jb75

Cisco IOS 15.3(3)JBB

15.3\(3\)jbb

Cisco IOS 15.3(3)JBB1

15.3\(3\)jbb1

Cisco IOS 15.3(3)JBB2

15.3\(3\)jbb2

Cisco IOS 15.3(3)JBB4

15.3\(3\)jbb4

Cisco IOS 15.3(3)JBB5

15.3\(3\)jbb5

Cisco IOS 15.3(3)JBB6

15.3\(3\)jbb6

Cisco IOS 15.3(3)JBB6A

15.3\(3\)jbb6a

Cisco IOS 15.3(3)JBB8

15.3\(3\)jbb8

Cisco IOS 15.3(3)JBB50

15.3\(3\)jbb50

Cisco IOS 15.3(3)JC

15.3\(3\)jc

Cisco IOS 15.3(3)JC1

15.3\(3\)jc1

Cisco IOS 15.3(3)JN3

15.3\(3\)jn3

Cisco IOS 15.3(3)JN4

15.3\(3\)jn4

Cisco IOS 15.3(3)JN7

15.3\(3\)jn7

Cisco IOS 15.3(3)JN8

15.3\(3\)jn8

Cisco IOS 15.3(3)JN9

15.3\(3\)jn9

Cisco IOS 15.3(3)JNB

15.3\(3\)jnb

Cisco IOS 15.3(3)JNB1

15.3\(3\)jnb1

Cisco IOS 15.3(3)JNB2

15.3\(3\)jnb2

Cisco IOS 15.3(3)JNB3

15.3\(3\)jnb3

Cisco IOS 15.3(3)JNB4

15.3\(3\)jnb4

Cisco IOS 15.3(3)JNC

15.3\(3\)jnc

Cisco IOS 15.3(3)JNC1

15.3\(3\)jnc1

Cisco IOS 15.3(3)JND

15.3\(3\)jnd

Cisco IOS 15.3(3)JNP

15.3\(3\)jnp

Cisco IOS 15.3(3)JNP1

15.3\(3\)jnp1

Cisco IOS 15.3(3)JNP2

15.3\(3\)jnp2

Cisco IOS 15.3(3)JPB1

15.3\(3\)jpb1

Cisco IOS 15.3(3)JPB2

15.3\(3\)jpb2

Cisco IOS 15.3(3)JPC2

15.3\(3\)jpc2

Cisco IOS 15.3(3)M

15.3\(3\)m

Cisco IOS 15.3(3)M1

15.3\(3\)m1

Cisco IOS 15.3(3)M2

15.3\(3\)m2

Cisco IOS 15.3(3)M3

15.3\(3\)m3

Cisco IOS 15.3(3)M4

15.3\(3\)m4

Cisco IOS 15.3(3)M5

15.3\(3\)m5

Cisco IOS 15.3(3)M6

15.3\(3\)m6

Cisco IOS 15.3(3)M7

15.3\(3\)m7

Cisco IOS 15.3(3)M8

15.3\(3\)m8

Cisco IOS 15.3(3)M9

15.3\(3\)m9

Cisco IOS 15.3(3)s

15.3\(3\)s

Cisco IOS 15.3(3)S1

15.3\(3\)s1

Cisco IOS 15.3(3)S1A

15.3\(3\)s1a

Cisco IOS 15.3(3)S2

15.3\(3\)s2

Cisco IOS 15.3(3)S3

15.3\(3\)s3

Cisco IOS 15.3(3)S4

15.3\(3\)s4

Cisco IOS 15.3(3)S5

15.3\(3\)s5

Cisco IOS 15.3(3)S6

15.3\(3\)s6

Cisco IOS 15.4(1)CG

15.4\(1\)cg

Cisco IOS 15.4(1)CG1

15.4\(1\)cg1

Cisco IOS 15.4(1)S

15.4\(1\)s

Cisco IOS 15.4(1)S1

15.4\(1\)s1

Cisco IOS 15.4(1)S2

15.4\(1\)s2

Cisco IOS 15.4(1)S3

15.4\(1\)s3

Cisco IOS 15.4(1)SY

15.4\(1\)sy

Cisco IOS 15.4(1)SY1

15.4\(1\)sy1

Cisco IOS 15.4(1)SY2

15.4\(1\)sy2

Cisco IOS 15.4(1)t

15.4\(1\)t

Cisco IOS 15.4(1)T1

15.4\(1\)t1

Cisco IOS 15.4(1)T2

15.4\(1\)t2

Cisco IOS 15.4(1)T3

15.4\(1\)t3

Cisco IOS 15.4(1)T4

15.4\(1\)t4

Cisco IOS 15.4(2)S

15.4\(2\)s

Cisco IOS 15.4(2)S1

15.4\(2\)s1

Cisco IOS 15.4(2)S2

15.4\(2\)s2

Cisco IOS 15.4(2)S3

15.4\(2\)s3

Cisco IOS 15.4(2)S4

15.4\(2\)s4

Cisco IOS 15.4(2)T

15.4\(2\)t

Cisco IOS 15.4(2)T1

15.4\(2\)t1

Cisco IOS 15.4(2)T2

15.4\(2\)t2

Cisco IOS 15.4(2)T3

15.4\(2\)t3

Cisco IOS 15.4(2)T4

15.4\(2\)t4

Cisco IOS 15.4(3)M

15.4\(3\)m

Cisco IOS 15.4(3)M1

15.4\(3\)m1

Cisco IOS 15.4(3)M2

15.4\(3\)m2

Cisco IOS 15.4(3)M3

15.4\(3\)m3

Cisco IOS 15.4(3)M4

15.4\(3\)m4

Cisco IOS 15.4(3)M5

15.4\(3\)m5

Cisco IOS 15.4(3)M6

15.4\(3\)m6

Cisco IOS 15.4(3)M7

15.4\(3\)m7

Cisco IOS 15.4(3)S

15.4\(3\)s

Cisco IOS 15.4(3)S1

15.4\(3\)s1

Cisco IOS 15.4(3)S2

15.4\(3\)s2

Cisco IOS 15.4(3)S3

15.4\(3\)s3

Cisco IOS 15.4(3)S4

15.4\(3\)s4

Cisco IOS 15.4(3)S7

15.4\(3\)s7

Cisco IOS 15.5(1)S

15.5\(1\)s

Cisco IOS 15.5(1)S1

15.5\(1\)s1

Cisco IOS 15.5(1)S2

15.5\(1\)s2

Cisco IOS 15.5(1)S3

15.5\(1\)s3

Cisco IOS 15.5(1)S4

15.5\(1\)s4

Cisco IOS 15.5(1)SY

15.5\(1\)sy

Cisco IOS 15.5(1)T

15.5\(1\)t

Cisco IOS 15.5(1)T1

15.5\(1\)t1

Cisco IOS 15.5(1)T2

15.5\(1\)t2

Cisco IOS 15.5(1)T3

15.5\(1\)t3

Cisco IOS 15.5(1)T4

15.5\(1\)t4

Cisco IOS 15.5(2)s

15.5\(2\)s

Cisco IOS 15.5(2)S1

15.5\(2\)s1

Cisco IOS 15.5(2)S2

15.5\(2\)s2

Cisco IOS 15.5(2)S3

15.5\(2\)s3

Cisco IOS 15.5(2)S4

15.5\(2\)s4

Cisco IOS 15.5(2)T

15.5\(2\)t

Cisco IOS 15.5(2)T1

15.5\(2\)t1

Cisco IOS 15.5(2)T2

15.5\(2\)t2

Cisco IOS 15.5(2)T3

15.5\(2\)t3

Cisco IOS 15.5(2)T4

15.5\(2\)t4

Cisco IOS 15.5(3)M

15.5\(3\)m

Cisco IOS 15.5(3)M0A

15.5\(3\)m0a

Cisco IOS 15.5(3)m1

15.5\(3\)m1

Cisco IOS 15.5(3)M2

15.5\(3\)m2

Cisco IOS 15.5(3)M3

15.5\(3\)m3

Cisco IOS 15.5(3)M4

15.5\(3\)m4

Cisco IOS 15.5(3)M5

15.5\(3\)m5

Cisco IOS 15.5(3)S

15.5\(3\)s

Cisco IOS 15.5(3)S0A

15.5\(3\)s0a

Cisco IOS 15.5(3)s1

15.5\(3\)s1

Cisco IOS 15.5(3)S1A

15.5\(3\)s1a

Cisco IOS 15.5(3)S2

15.5\(3\)s2

Cisco IOS 15.5(3)S3

15.5\(3\)s3

Cisco IOS 15.5(3)SN

15.5\(3\)sn

Cisco IOS 15.6(1)t0a

15.6\(1\)t0a

Cisco IOS 15.6(2)SN

15.6\(2\)sn

Cisco IOS 15.6(2)SP

15.6\(2\)sp

Cisco IOS 15.6(2)SP1

15.6\(2\)sp1

Cisco IOS 15.6(3)M

15.6\(3\)m

Cisco IOS 15.6(3)M1b

15.6\(3\)m1b

Cisco IOS XE 3.5.0E

3.5.0e

Cisco IOS XE 3.5.1E

3.5.1e

Cisco IOS XE 3.5.2E

3.5.2e

Cisco IOS XE 3.6.0s

3.6.0s

Cisco IOS XE 3.6.1s

3.6.1s

Cisco IOS XE 3.6.2s

3.6.2s

Cisco IOS XE 3.6.5AE

3.6.5ae

Cisco IOS XE 3.6.5BE

3.6.5be

Cisco IOS XE 3.6.5E

3.6.5e

Cisco IOS XE 3.6.6E

3.6.6e

Cisco IOS XE 3.7.0BS

3.7.0bs

Cisco IOS XE 3.7.0s

3.7.0s

Cisco IOS XE 3.7.1s

3.7.1s

Cisco IOS XE 3.7.2s

3.7.2s

Cisco IOS XE 3.7.4AS

3.7.4as

Cisco IOS XE 3.7.5E

3.7.5e

Cisco IOS XE 3.8.0s

3.8.0s

Cisco IOS XE 3.8.1S

3.8.1s

Cisco IOS XE 3.8.2E

3.8.2e

Cisco IOS XE 3.8.2S

3.8.2s

Cisco IOS XE 3.9.0AS

3.9.0as

Cisco IOS XE 3.9.0s

3.9.0s

Cisco IOS XE 3.9.1AS

3.9.1as

Cisco IOS XE 3.9.1s

3.9.1s

Cisco IOS XE 3.9.2S

3.9.2s

Cisco IOS XE 3.10.0S

3.10.0s

Cisco IOS XE 3.10.1S

3.10.1s

Cisco IOS XE 3.10.1XBS

3.10.1xbs

Cisco IOS XE 3.10.2S

3.10.2s

Cisco IOS XE 3.10.3S

3.10.3s

Cisco IOS XE 3.10.5S

3.10.5s

Cisco IOS XE 3.10.6S

3.10.6s

Cisco IOS XE 3.10.7S

3.10.7s

Cisco IOS XE 3.11.0S

3.11.0s

Cisco IOS XE 3.11.1S

3.11.1s

Cisco IOS XE 3.11.2S

3.11.2s

Cisco IOS XE 3.12.0AS

3.12.0as

Cisco IOS XE 3.14.0S

3.14.0s

Cisco IOS XE 3.14.1S

3.14.1s

Cisco IOS XE 3.14.2S

3.14.2s

Cisco IOS XE 3.14.3S

3.14.3s

Cisco IOS XE 3.14.4S

3.14.4s

Cisco IOS XE 3.15.1cS

3.15.1cs

Cisco IOS XE 3.15.4S

3.15.4s

Cisco IOS XE 3.16.0cS

3.16.0cs

Cisco IOS XE 3.16.1AS

3.16.1as

Cisco IOS XE 3.16.1S

3.16.1s

Cisco IOS XE 3.16.2BS

3.16.2bs

Cisco IOS XE 3.17.1AS

3.17.1as

Cisco IOS XE 3.18.0AS

3.18.0as

Cisco IOS XE 3.18.0S

3.18.0s

Cisco IOS XE

Cisco IOS XE 16.1.1

16.1.1

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