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CVE-2015-6279

N/A

Published: September 28, 2015 at 01:00 AM UTC

Updated: June 17, 2026 at 12:30 AM UTC

2 products affected across 1 vendorIOSIOS Xe

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Severity

N/A

Exploit prediction

EPSS 3%

Description

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3S; and 3.14S before 3.14.2S allows remote attackers to cause a denial of service (device reload) via a malformed ND packet with the Cryptographically Generated Address (CGA) option, aka Bug ID CSCuo04400.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

IOS · Cisconpm

95%

12.2(50)sy 12.2(50)sy1 12.2(50)sy2 12.2(50)sy3 12.2(50)sy4 15.0(1)ex 15.0(1)sy 15.0(1)sy1 15.0(1)sy2 15.0(1)sy3 15.0(1)sy4 15.0(1)sy5 15.0(1)sy6 15.0(1)sy7 15.0(1)sy7a 15.0(1)sy8 15.0(2)ea2 15.0(2)ej 15.0(2)ej1 15.0(2)ez 15.0(2)se 15.0(2)se1 15.0(2)se2 15.0(2)se3 15.0(2)se4 15.0(2)se5 15.0(2)se6 15.0(2)se7 15.0(2a)ex5 15.1(1)sy 15.1(1)sy1 15.1(1)sy2 15.1(1)sy3 15.1(1)sy4 15.1(1)sy5 15.1(2)sg 15.1(2)sg1 15.1(2)sg2 15.1(2)sg3 15.1(2)sg4 15.1(2)sg5 15.1(2)sy 15.1(2)sy1 15.1(2)sy2 15.1(2)sy3 15.1(2)sy4 15.1(2)sy4a 15.2(1)e 15.2(1)e1 15.2(1)e2 15.2(1)e3 15.2(1)sy 15.2(1)sy0a 15.2(2)e 15.2(2)e1 15.2(2)e2 15.2(2)ea1 15.2(2a)e1 15.2(3)e 15.2(3a)e 15.2(4)s 15.2(4)s1 15.2(4)s2 15.2(4)s3 15.2(4)s3a 15.2(4)s4 15.2(4)s4a 15.2(4)s5 15.2(4)s6 15.2(4)s7 15.3(1)s 15.3(1)s2 15.3(2)s 15.3(2)s0a 15.3(2)s1 15.3(2)s2 15.3(3)s 15.3(3)s1 15.3(3)s2 15.3(3)s3 15.3(3)s4 15.4(1)s 15.4(1)s1 15.4(1)s2 15.4(1)s3 15.4(2)s 15.4(2)s1 15.4(2)s2 15.4(2)s3 15.4(3)s 15.4(3)s1 15.4(3)s2

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Vendor Advisoryx_refsource_CISCO

Source: [email protected]

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150923-fhs

x_refsource_CONFIRMVendor Advisory

Source: [email protected]

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150923-fhs/cvrf/cisco-sa-20150923-fhs_cvrf.xml

VDB Entryx_refsource_SECTRACKThird Party Advisory

Source: [email protected]

http://www.securitytracker.com/id/1033647

CVSS

7.8HIGH[email protected]

Confidentiality: NONE
Integrity: NONE
Availability: COMPLETE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-20

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