CVE-2016-6415: Cisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability
Cisco IOS, IOS XR, and IOS XE contain insufficient condition checks in the part of the code that handles Internet Key Exchange version 1 (IKEv1) security negotiation requests. contains an information disclosure vulnerability in the Internet Key Exchange version 1 (IKEv1) that could allow an attacker to retrieve memory contents. Successful exploitation could allow the attacker to retrieve memory contents, which can lead to information disclosure.
| Vendor | Cisco |
|---|---|
| Product | IOS, IOS XR, and IOS XE |
| Date added to KEV | 2023-05-19 |
| Due date (BOD 22-01) | 2023-06-09 |
| Known ransomware campaign use | Unknown |
| CWE | CWE-200 |
| Required action | Apply updates per vendor instructions. |
What to do
- Identify every instance of Cisco IOS, IOS XR, and IOS XE in your environment (asset inventory, EDR, vulnerability scanner).
- Apply CISA's required action: Apply updates per vendor instructions.
- Federal civilian agencies must act by 2023-06-09 under BOD 22-01; other organizations can use the same date as a target.
- Check the vendor advisory and NVD entry linked below for affected versions, then record the fix in your change log.
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