What’s Vulnerable › Vulnerabilities

CVE-2015-6289

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-06-23 · updated 2026-06-17
• Weakness: CWE-399

Description

Cisco IOS 15.5(3)M on Integrated Services Router (ISR) 800, 819, and 829 devices allows remote attackers to cause a denial of service (memory consumption) via crafted TCP packets on the SSH port, aka Bug ID CSCuu13476.

Affected products

• Cisco IOS: 15.5(3)m

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160620-isr
• http://www.securityfocus.com/bid/91322
• http://www.securitytracker.com/id/1036141
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160620-isr
• http://www.securityfocus.com/bid/91322
• http://www.securitytracker.com/id/1036141

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