CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:A/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
21.0%
A vulnerability in the Hot Standby Router Protocol (HSRP) subsystem of Cisco IOS and IOS XE Software could allow an unauthenticated, adjacent attacker to receive potentially sensitive information from an affected device. The vulnerability is due to insufficient memory initialization. An attacker could exploit this vulnerability by receiving HSRPv2 traffic from an adjacent HSRP member. A successful exploit could allow the attacker to receive potentially sensitive information from the adjacent device.
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | ios | 12.2(6)i1 | cpe:2.3:o:cisco:ios:12.2\(6\)i1:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)cx | cpe:2.3:o:cisco:ios:12.2\(33\)cx:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)cy | cpe:2.3:o:cisco:ios:12.2\(33\)cy:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)cy1 | cpe:2.3:o:cisco:ios:12.2\(33\)cy1:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)cy2 | cpe:2.3:o:cisco:ios:12.2\(33\)cy2:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)ira | cpe:2.3:o:cisco:ios:12.2\(33\)ira:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)irb | cpe:2.3:o:cisco:ios:12.2\(33\)irb:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)irc | cpe:2.3:o:cisco:ios:12.2\(33\)irc:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)ird | cpe:2.3:o:cisco:ios:12.2\(33\)ird:*:*:*:*:*:*:* |
cisco | ios | 12.2(33)ire | cpe:2.3:o:cisco:ios:12.2\(33\)ire:*:*:*:*:*:*:* |
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{
"product": "Cisco IOS and IOS XE Software",
"vendor": "Cisco",
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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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{
"status": "affected",
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{
"status": "affected",
"version": "3.16.4aS"
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{
"status": "affected",
"version": "3.16.4bS"
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{
"status": "affected",
"version": "3.16.4gS"
},
{
"status": "affected",
"version": "3.16.5S"
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{
"status": "affected",
"version": "3.16.4cS"
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{
"status": "affected",
"version": "3.16.4dS"
},
{
"status": "affected",
"version": "3.16.4eS"
},
{
"status": "affected",
"version": "3.16.6S"
},
{
"status": "affected",
"version": "3.16.5aS"
},
{
"status": "affected",
"version": "3.16.5bS"
},
{
"status": "affected",
"version": "3.16.7S"
},
{
"status": "affected",
"version": "3.16.6bS"
},
{
"status": "affected",
"version": "3.16.7aS"
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{
"status": "affected",
"version": "3.16.7bS"
},
{
"status": "affected",
"version": "3.16.8S"
},
{
"status": "affected",
"version": "3.17.0S"
},
{
"status": "affected",
"version": "3.17.1S"
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{
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"version": "3.17.2S"
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{
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"version": "3.17.1aS"
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{
"status": "affected",
"version": "3.17.3S"
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{
"status": "affected",
"version": "3.17.4S"
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{
"status": "affected",
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{
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{
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"version": "3.8.5aE"
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{
"status": "affected",
"version": "3.8.6E"
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{
"status": "affected",
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{
"status": "affected",
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{
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{
"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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{
"status": "affected",
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{
"status": "affected",
"version": "16.5.1a"
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{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
"version": "16.5.3"
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{
"status": "affected",
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{
"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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{
"status": "affected",
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{
"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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{
"status": "affected",
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{
"status": "affected",
"version": "3.18.4SP"
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{
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"version": "3.18.3aSP"
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{
"status": "affected",
"version": "3.18.3bSP"
},
{
"status": "affected",
"version": "3.18.5SP"
},
{
"status": "affected",
"version": "3.9.0E"
},
{
"status": "affected",
"version": "3.9.1E"
},
{
"status": "affected",
"version": "3.9.2E"
},
{
"status": "affected",
"version": "3.9.2bE"
},
{
"status": "affected",
"version": "16.6.1"
},
{
"status": "affected",
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},
{
"status": "affected",
"version": "16.6.3"
},
{
"status": "affected",
"version": "16.6.4"
},
{
"status": "affected",
"version": "16.6.4s"
},
{
"status": "affected",
"version": "16.6.4a"
},
{
"status": "affected",
"version": "16.7.1"
},
{
"status": "affected",
"version": "16.7.1a"
},
{
"status": "affected",
"version": "16.7.1b"
},
{
"status": "affected",
"version": "16.7.2"
},
{
"status": "affected",
"version": "16.8.1"
},
{
"status": "affected",
"version": "16.8.1a"
},
{
"status": "affected",
"version": "16.8.1b"
},
{
"status": "affected",
"version": "16.8.1s"
},
{
"status": "affected",
"version": "16.8.1c"
},
{
"status": "affected",
"version": "16.8.1d"
},
{
"status": "affected",
"version": "16.8.2"
},
{
"status": "affected",
"version": "16.8.1e"
},
{
"status": "affected",
"version": "16.9.1"
},
{
"status": "affected",
"version": "16.9.1a"
},
{
"status": "affected",
"version": "16.9.1b"
},
{
"status": "affected",
"version": "16.9.1s"
},
{
"status": "affected",
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},
{
"status": "affected",
"version": "16.9.1d"
},
{
"status": "affected",
"version": "3.10.0E"
},
{
"status": "affected",
"version": "3.10.1E"
},
{
"status": "affected",
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},
{
"status": "affected",
"version": "3.10.2E"
},
{
"status": "affected",
"version": "3.10.1aE"
},
{
"status": "affected",
"version": "3.10.1sE"
}
]
}
]
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:A/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
21.0%