What’s Vulnerable › Vulnerabilities

CVE-2012-3915

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-09-16 · updated 2026-06-16
• Weakness: CWE-119

Description

The DMVPN tunnel implementation in Cisco IOS 15.2 allows remote attackers to cause a denial of service (persistent IKE state) via a large volume of hub-to-spoke traffic, aka Bug ID CSCtq39602.

Affected products

• Cisco IOS: 15.2

References

• http://www.cisco.com/en/US/docs/ios/15_2s/release/notes/15_2s_caveats_15_2_2s.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/78809
• http://www.cisco.com/en/US/docs/ios/15_2s/release/notes/15_2s_caveats_15_2_2s.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/78809

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