CVE-2015-6278 - CVE House
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Status published High CVE-2015-6278

The IPv6 snooping functionality in the first-hop security subsystem in...

Vulnerability 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 does not properly implement the Control Plane Protection (aka CPPr) feature, which allows remote attackers to cause a denial of service (device reload) via a flood of ND packets, aka Bug ID CSCus19794.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

ios, ios xe
Vulnerable Versions:
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\(2\)se8, 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\(2\)sg6, 15.1\(2\)sy, 15.1\(2\)sy1, 15.1\(2\)sy2, 15.1\(2\)sy3, 15.1\(2\)sy4, 15.1\(2\)sy4a, 15.1\(2\)sy5, 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\(3\)e1, 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, 15.3\(3\)s5, 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, 15.5\(1\)s, 15.5\(1\)s1, 3.2se.0, 3.2se.1, 3.2se.2, 3.2se.3, 3.3se.0, 3.3se.1, 3.3se.2, 3.3se.3, 3.3se.4, 3.3se.5, 3.3xo.0, 3.3xo.1, 3.3xo.2, 3.4sg.0, 3.4sg.1, 3.4sg.2, 3.4sg.3, 3.4sg.4, 3.4sg.5, 3.4sg.6, 3.5e.0, 3.5e.1, 3.5e.2, 3.5e.3, 3.6e.0, 3.6e.0a, 3.6e.0b, 3.6e.1, 3.6e.2, 3.6e.2a, 3.7e.0, 3.7e.1, 3.9s.0, 3.9s.1, 3.9s.2, 3.10s.0, 3.10s.0a, 3.10s.01, 3.10s.1, 3.10s.2, 3.10s.3, 3.10s.4, 3.10s.5, 3.11s.0, 3.11s.1, 3.11s.2, 3.11s.3, 3.12s.0, 3.12s.1, 3.12s.2, 3.12s.3, 3.13s.0, 3.13s.1, 3.13s.2, 3.14s.0, 3.14s.1

Timeline

Official Publish: September 28th, 2015
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.