CVE-2016-6415
Cisco / IOS, IOS XR, and IOS XE
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.
Required action
Apply updates per vendor instructions.
Notes: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1; https://nvd.nist.gov/vuln/detail/CVE-2016-6415
Metadata
| Added to KEV | 2023-05-19 |
| Remediation due | 2023-06-09 |
| Ransomware use | Unknown |
| CWEs | CWE-200 |
| Ingested | 2026-04-24 15:03:13 |
Cross-mesh regulatory overlay
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