What’s Vulnerable › Vulnerabilities

CVE-2016-6382

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-10-05 · updated 2026-06-17
• Weakness: CWE-399

Description

Cisco IOS 15.2 through 15.6 and IOS XE 3.6 through 3.17 and 16.1 allow remote attackers to cause a denial of service (device restart) via a malformed IPv6 Protocol Independent Multicast (PIM) register packet, aka Bug ID CSCuy16399.

Affected products

• Cisco IOS: 15.2(1)sy, 15.2(1)sy0a, 15.2(1)sy1, 15.2(1)sy1a, 15.2(2)e, 15.2(2)e1 (+101)
• Cisco IOS XE: 3.6.0e, 3.6.1e, 3.6.2ae, 3.6.2e, 3.6.3e, 3.6.4e (+56)

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-msdp
• http://www.securityfocus.com/bid/93211
• http://www.securitytracker.com/id/1036914
• https://ics-cert.us-cert.gov/advisories/ICSA-16-287-04
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-msdp
• http://www.securityfocus.com/bid/93211
• http://www.securitytracker.com/id/1036914
• https://ics-cert.us-cert.gov/advisories/ICSA-16-287-04

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