What’s Vulnerable › Vulnerabilities

CVE-2015-6301

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-09-20 · updated 2026-06-17
• Weakness: CWE-399

Description

The DHCPv6 server in Cisco IOS on ASR 9000 devices with software 5.2.0 Base allows remote attackers to cause a denial of service (process reset) via crafted packets, aka Bug ID CSCun72171.

Affected products

• Cisco Asr 9001: all versions
• Cisco Asr 9006: all versions
• Cisco Asr 9010: all versions
• Cisco Asr 9904: all versions
• Cisco Asr 9912: all versions
• Cisco Asr 9922: all versions
• Cisco IOS XR Software: 5.2.0_base

References

• http://tools.cisco.com/security/center/viewAlert.x?alertId=41101
• http://www.securitytracker.com/id/1033623
• http://tools.cisco.com/security/center/viewAlert.x?alertId=41101
• http://www.securitytracker.com/id/1033623

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