Detections
Analytics
Cisco IOS IKEv1 Packet Handling Remote Information Disclosure (cisco-sa-20160916-ikev1) (BENIGNCERTAIN) (uncredentialed check)
high Nessus Plugin ID 96802
Language:
Synopsis
A remote device is affected by an information disclosure vulnerability.Description
The IKE service running on the remote Cisco IOS device is affected by an information disclosure vulnerability, known as BENIGNCERTAIN, in the Internet Key Exchange version 1 (IKEv1) subsystem due to improper handling of IKEv1 security negotiation requests. An unauthenticated, remote attacker can exploit this issue, via a specially crafted IKEv1 packet, to disclose memory contents, resulting in the disclosure of confidential information including credentials and configuration settings.BENIGNCERTAIN is one of multiple Equation Group vulnerabilities and exploits disclosed on 2016/08/14 by a group known as the Shadow Brokers.
Solution
Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvb29204.See Also
http://www.nessus.org/u?b7f2c76c
Plugin Details
Severity: High
ID: 96802
File Name: cisco_ikev1_info_disclosure.nasl
Version: 1.9
Type: remote
Family: CISCO
Published: 1/26/2017
Updated: 9/27/2024
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.1
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 4.1
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2016-6415
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 7
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:cisco:ios
Required KB Items: udp/ikev1
Exploit Available: true
Exploit Ease: Exploits are available
Exploited by Nessus: true
Patch Publication Date: 9/16/2016
Vulnerability Publication Date: 8/14/2016
CISA Known Exploited Vulnerability Due Dates: 6/9/2023
Reference Information
CVE: CVE-2016-6415
BID: 93003