CVE-2016-6415 (GCVE-0-2016-6415)

Vulnerability from cvelistv5 – Published: 2016-09-19 01:00 – Updated: 2026-01-12 21:16
VLAI? CISA KEV
Summary
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.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
http://www.securitytracker.com/id/1036841 vdb-entryx_refsource_SECTRACK
http://tools.cisco.com/security/center/content/Ci… vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/bid/93003 vdb-entryx_refsource_BID
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 234c8d93-b8a1-4fc0-927e-eb855390074a

Vulnerability ID: CVE-2016-6415

Status: Confirmed

Status Updated: 2023-05-19 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-05-19
Asserted: 2023-05-19
Scope
Notes: KEV entry: Cisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability | Affected: Cisco / IOS, IOS XR, and IOS XE | Description: 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. | Due date: 2023-06-09 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1; https://nvd.nist.gov/vuln/detail/CVE-2016-6415
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-200
Feed CISA Known Exploited Vulnerabilities Catalog
Product IOS, IOS XR, and IOS XE
Due Date 2023-06-09
Date Added 2023-05-19
Vendorproject Cisco
Vulnerabilityname Cisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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      "dataType": "CVE_RECORD",
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  }
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.