CVE-2016-6423
UnknownEPSS 1.22%
Last modified
CVE-2016-6423 is a vulnerability of currently unknown severity. The IKEv2 client and initiator implementations in Cisco IOS 15.5(3)M and IOS XE allow remote IKEv2 servers to cause a denial of service (device reload) via crafted IKEv2 packets, aka Bug ID CSCux97540.. EPSS estimates a 1.22% chance of exploitation in the next 30 days.
Description
The IKEv2 client and initiator implementations in Cisco IOS 15.5(3)M and IOS XE allow remote IKEv2 servers to cause a denial of service (device reload) via crafted IKEv2 packets, aka Bug ID CSCux97540.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios | 15.5\(3\)m |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-6423?
The IKEv2 client and initiator implementations in Cisco IOS 15.5(3)M and IOS XE allow remote IKEv2 servers to cause a denial of service (device reload) via crafted IKEv2 packets, aka Bug ID CSCux97540.
How severe is CVE-2016-6423?
Severity scoring for CVE-2016-6423 is pending analysis. The EPSS model estimates a 1.22% probability of exploitation in the next 30 days.
How do I fix CVE-2016-6423?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2016-6423?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST