CVE-2016-6415

Summary

CVECVE-2016-6415
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-09-19 01:59:00 UTC
Updated2020-06-03 15:33:00 UTC
DescriptionThe server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.

Risk And Classification

EPSS: 0.929990000 probability, percentile 0.997800000 (date 2026-04-01)

CISA KEV: Listed on 2023-05-19; due 2023-06-09; ransomware use Unknown

Problem Types: CWE-200

CISA Known Exploited Vulnerability

VendorCisco
ProductIOS, IOS XR, and IOS XE
NameCisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1; https://nvd.nist.gov/vuln/detail/CVE-2016-6415

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Cisco Ios All All All All
Operating System Cisco Ios All All All All
Operating System Cisco Ios Xe All All All All
Operating System Cisco Ios Xr All All All All
Operating System Cisco Ios Xr All All All All
Operating System Cisco Ios Xr All All All All

References

ReferenceSourceLinkTags
Cisco IOS, IOS XE, and IOS XR IKEv1 Processing Flaw Lets Remote Users Obtain Memory Contents on the Target System - SecurityTracker SECTRACK www.securitytracker.com Third Party Advisory, VDB Entry
IKEv1 Information Disclosure Vulnerability in Multiple Cisco Products CISCO tools.cisco.com Vendor Advisory
Multiple Cisco Products CVE-2016-6415 Information Disclosure Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Legacy QID Mappings

  • 590349 Rockwell Automation Stratix 5900 Multiple Vulnerabilities (ICSA-17-094-04)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report