CVE-2015-6359

Severity: medium (CVSS 6.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-12-15 · updated 2026-06-17
Weakness: CWE-119

Description

The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS 15.3(3)S0.1 on ASR devices mishandles internal tables, which allows remote attackers to cause a denial of service (memory consumption or device crash) via a flood of crafted ND messages, aka Bug ID CSCup28217.

Affected products

Cisco IOS: 15.2(4)e, 15.2(4)pi, 15.2(4)st, 15.2(5)st, 15.3(3)s0.1

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151214-ios
http://www.securityfocus.com/bid/79200
http://www.securitytracker.com/id/1034432
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151214-ios
http://www.securityfocus.com/bid/79200
http://www.securitytracker.com/id/1034432

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