What’s Vulnerable › Vulnerabilities

CVE-2016-6386

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% 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 XE 3.1 through 3.17 and 16.1 on 64-bit platforms allows remote attackers to cause a denial of service (data-structure corruption and device reload) via fragmented IPv4 packets, aka Bug ID CSCux66005.

Affected products

• Cisco IOS XE: 3.1.0s, 3.1.0sg, 3.1.1s, 3.1.1sg, 3.1.2s, 3.1.3as (+112)
• Cisco Ios Xe 16.1: 16.1.2
• Cisco Ios Xe 3.2Ja: 3.2.0ja
• Cisco Ios Xe 3.3Sg: 3.3.0sg, 3.3.1sg, 3.3.2sg
• Cisco Ios Xe 3.3Xo: 3.3.0xo, 3.3.1xo, 3.3.2xo
• Cisco Ios Xe 3.4Sg: 3.4.0sg, 3.4.1sg, 3.4.2sg, 3.4.3sg, 3.4.4sg, 3.4.5sg (+2)

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-frag
• http://www.securityfocus.com/bid/93202
• http://www.securitytracker.com/id/1036914
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-frag
• http://www.securityfocus.com/bid/93202
• http://www.securitytracker.com/id/1036914

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