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[email protected]CVE-2016-1407

HistoryMay 25, 2016 - 1:59 a.m.

CVE-2016-1407

2016-05-2501:59:00

CWE-20

[email protected]

web.nvd.nist.gov

cisco

ios

5.3.2

lpts

denial of service

vulnerability

cve-2016-1407

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

55.3%

JSON

Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.

CPENameOperatorVersion
cisco:ios_xrcisco ios xreq2.0.0
cisco:ios_xrcisco ios xreq3.0.0
cisco:ios_xrcisco ios xreq3.0.1
cisco:ios_xrcisco ios xreq3.2.0
cisco:ios_xrcisco ios xreq3.2.1
cisco:ios_xrcisco ios xreq3.2.2
cisco:ios_xrcisco ios xreq3.2.3
cisco:ios_xrcisco ios xreq3.2.4
cisco:ios_xrcisco ios xreq3.2.6
cisco:ios_xrcisco ios xreq3.2.50

CPE	Name	Operator	Version
cisco:ios_xr	cisco ios xr	eq	2.0.0
cisco:ios_xr	cisco ios xr	eq	3.0.0
cisco:ios_xr	cisco ios xr	eq	3.0.1
cisco:ios_xr	cisco ios xr	eq	3.2.0
cisco:ios_xr	cisco ios xr	eq	3.2.1
cisco:ios_xr	cisco ios xr	eq	3.2.2
cisco:ios_xr	cisco ios xr	eq	3.2.3
cisco:ios_xr	cisco ios xr	eq	3.2.4
cisco:ios_xr	cisco ios xr	eq	3.2.6
cisco:ios_xr	cisco ios xr	eq	3.2.50

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References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160519-ios-xr

www.securitytracker.com/id/1035934

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

55.3%

JSON

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