CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
25.2%
A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed request option is enabled for TACACS+ or RADIUS. An attacker could exploit this vulnerability by entering a crafted string at the login prompt of an affected device. A successful exploit could allow the attacker to cause the affected device to unexpectedly reload, resulting in a denial of service (DoS) condition.
[
{
"vendor": "Cisco",
"product": "Cisco NX-OS Software",
"versions": [
{
"version": "4.2(1)SV1(4)",
"status": "affected"
},
{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"version": "5.2(1)SV3(4.1c)",
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{
"version": "6.0(2)A3(1)",
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{
"version": "6.0(2)A3(2)",
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{
"version": "6.0(2)A3(4)",
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{
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{
"version": "6.0(2)A4(2)",
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{
"version": "6.0(2)A4(3)",
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{
"version": "6.0(2)A4(4)",
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{
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{
"version": "6.0(2)A4(6)",
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{
"version": "6.0(2)A6(1)",
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{
"version": "6.0(2)A6(1a)",
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{
"version": "6.0(2)A6(2)",
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{
"version": "6.0(2)A6(2a)",
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{
"version": "6.0(2)A6(3)",
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{
"version": "6.0(2)A6(3a)",
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{
"version": "6.0(2)A6(4)",
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{
"version": "6.0(2)A6(4a)",
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{
"version": "6.0(2)A6(5)",
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{
"version": "6.0(2)A6(5a)",
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{
"version": "6.0(2)A6(5b)",
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{
"version": "6.0(2)A6(6)",
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{
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{
"version": "6.0(2)A7(2)",
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{
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{
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{
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{
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{
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{
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{
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{
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{
"version": "6.0(2)U2(1)",
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{
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{
"version": "6.0(2)U2(5)",
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{
"version": "6.0(2)U2(6)",
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{
"version": "6.0(2)U3(2)",
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{
"version": "6.0(2)U3(3)",
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{
"version": "6.0(2)U3(4)",
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{
"version": "6.0(2)U3(5)",
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{
"version": "6.0(2)U4(3)",
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"version": "6.0(2)U6(3)",
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{
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{
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{
"version": "6.0(2)U6(3a)",
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{
"version": "6.0(2)U6(4a)",
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{
"version": "6.0(2)U6(5b)",
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{
"version": "6.0(2)U6(9)",
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"version": "6.2(2)",
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{
"version": "6.2(6)",
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{
"version": "6.2(6b)",
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{
"version": "6.2(8)",
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{
"version": "6.2(8a)",
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{
"version": "6.2(8b)",
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{
"version": "6.2(10)",
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{
"version": "6.2(12)",
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{
"version": "6.2(18)",
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{
"version": "6.2(16)",
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{
"version": "6.2(14)",
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{
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{
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{
"version": "6.2(3)",
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{
"version": "6.2(5)",
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"version": "6.2(5b)",
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{
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{
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{
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{
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{
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{
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{
"version": "8.2(6)",
"status": "affected"
},
{
"version": "8.2(7)",
"status": "affected"
},
{
"version": "8.2(7a)",
"status": "affected"
},
{
"version": "8.2(8)",
"status": "affected"
},
{
"version": "8.2(9)",
"status": "affected"
},
{
"version": "8.3(1)",
"status": "affected"
},
{
"version": "8.3(2)",
"status": "affected"
},
{
"version": "9.2(1)",
"status": "affected"
},
{
"version": "9.2(2)",
"status": "affected"
},
{
"version": "9.2(2t)",
"status": "affected"
},
{
"version": "9.2(3)",
"status": "affected"
},
{
"version": "9.2(4)",
"status": "affected"
},
{
"version": "9.2(2v)",
"status": "affected"
},
{
"version": "9.2(1a)",
"status": "affected"
},
{
"version": "7.3(4)N1(1)",
"status": "affected"
},
{
"version": "7.3(3)D1(1)",
"status": "affected"
},
{
"version": "7.3(4)D1(1)",
"status": "affected"
},
{
"version": "7.3(5)N1(1)",
"status": "affected"
},
{
"version": "5.2(1)SK3(1.1)",
"status": "affected"
},
{
"version": "5.2(1)SK3(2.1)",
"status": "affected"
},
{
"version": "5.2(1)SK3(2.2)",
"status": "affected"
},
{
"version": "5.2(1)SK3(2.2b)",
"status": "affected"
},
{
"version": "5.2(1)SK3(2.1a)",
"status": "affected"
},
{
"version": "5.2(1)SV5(1.1)",
"status": "affected"
},
{
"version": "5.2(1)SV5(1.2)",
"status": "affected"
},
{
"version": "5.2(1)SV5(1.3)",
"status": "affected"
},
{
"version": "5.2(1)SV5(1.3a)",
"status": "affected"
},
{
"version": "5.2(1)SV5(1.3b)",
"status": "affected"
},
{
"version": "5.2(1)SV5(1.3c)",
"status": "affected"
},
{
"version": "8.4(1)",
"status": "affected"
},
{
"version": "8.4(1a)",
"status": "affected"
},
{
"version": "8.4(2)",
"status": "affected"
},
{
"version": "8.4(2a)",
"status": "affected"
},
{
"version": "8.4(3)",
"status": "affected"
},
{
"version": "8.4(2b)",
"status": "affected"
},
{
"version": "8.4(4)",
"status": "affected"
},
{
"version": "8.4(2c)",
"status": "affected"
},
{
"version": "8.4(4a)",
"status": "affected"
},
{
"version": "8.4(5)",
"status": "affected"
},
{
"version": "8.4(2d)",
"status": "affected"
},
{
"version": "8.4(6)",
"status": "affected"
},
{
"version": "8.4(2e)",
"status": "affected"
},
{
"version": "8.4(6a)",
"status": "affected"
},
{
"version": "8.4(7)",
"status": "affected"
},
{
"version": "8.4(2f)",
"status": "affected"
},
{
"version": "9.3(1)",
"status": "affected"
},
{
"version": "9.3(2)",
"status": "affected"
},
{
"version": "9.3(3)",
"status": "affected"
},
{
"version": "9.3(4)",
"status": "affected"
},
{
"version": "9.3(5)",
"status": "affected"
},
{
"version": "9.3(6)",
"status": "affected"
},
{
"version": "9.3(7)",
"status": "affected"
},
{
"version": "9.3(7a)",
"status": "affected"
},
{
"version": "9.3(8)",
"status": "affected"
},
{
"version": "9.3(9)",
"status": "affected"
},
{
"version": "9.3(10)",
"status": "affected"
},
{
"version": "9.3(11)",
"status": "affected"
},
{
"version": "7.3(6)N1(1)",
"status": "affected"
},
{
"version": "7.3(5)D1(1)",
"status": "affected"
},
{
"version": "7.3(7)N1(1)",
"status": "affected"
},
{
"version": "7.3(7)N1(1a)",
"status": "affected"
},
{
"version": "7.3(7)N1(1b)",
"status": "affected"
},
{
"version": "7.3(6)D1(1)",
"status": "affected"
},
{
"version": "7.3(8)N1(1)",
"status": "affected"
},
{
"version": "7.3(7)D1(1)",
"status": "affected"
},
{
"version": "7.3(9)N1(1)",
"status": "affected"
},
{
"version": "10.1(1)",
"status": "affected"
},
{
"version": "10.1(2)",
"status": "affected"
},
{
"version": "10.1(2t)",
"status": "affected"
},
{
"version": "8.5(1)",
"status": "affected"
},
{
"version": "7.3(10)N1(1)",
"status": "affected"
},
{
"version": "7.3(8)D1(1)",
"status": "affected"
},
{
"version": "10.2(1)",
"status": "affected"
},
{
"version": "10.2(1q)",
"status": "affected"
},
{
"version": "10.2(2)",
"status": "affected"
},
{
"version": "10.2(3)",
"status": "affected"
},
{
"version": "10.2(3t)",
"status": "affected"
},
{
"version": "10.2(4)",
"status": "affected"
},
{
"version": "10.2(5)",
"status": "affected"
},
{
"version": "7.3(9)D1(1)",
"status": "affected"
},
{
"version": "7.3(11)N1(1)",
"status": "affected"
},
{
"version": "7.3(12)N1(1)",
"status": "affected"
},
{
"version": "10.3(1)",
"status": "affected"
},
{
"version": "10.3(2)",
"status": "affected"
},
{
"version": "7.3(13)N1(1)",
"status": "affected"
}
]
}
]