CVE-2016-6415

HighCVSS 7.5/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

The 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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-200

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1Vendor Advisory
http://www.securityfocus.com/bid/93003Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036841Third Party Advisory, VDB Entry
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1Vendor Advisory
http://www.securityfocus.com/bid/93003Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036841Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-6415US Government Resource

Timeline

Published: Sep 19, 2016
Last modified: Jun 17, 2026
Added to CISA KEV: May 19, 2023
NVD status: Analyzed

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