What’s Vulnerable › Vulnerabilities

CVE-2016-6392

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% 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 12.2 and 15.0 through 15.3 and IOS XE 3.1 through 3.9 allow remote attackers to cause a denial of service (device restart) via a crafted IPv4 Multicast Source Discovery Protocol (MSDP) Source-Active (SA) message, aka Bug ID CSCud36767.

Affected products

• Cisco IOS: 12.2(33)cx, 12.2(33)cy, 12.2(33)cy1, 12.2(33)ira, 12.2(33)irb, 12.2(33)irc (+427)
• Cisco IOS XE: 3.1.0s, 3.1.1s, 3.1.2s, 3.1.3as, 3.1.4as, 3.1.4s (+67)

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
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-msdp
• http://www.securityfocus.com/bid/93211
• http://www.securitytracker.com/id/1036914

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