Multiple Cisco Products CVE-2018-0227 SSL Certificate Validation Security Bypass Vulnerability

BID:104018

CVE-2018-227 |

Info

Multiple Cisco Products CVE-2018-0227 SSL Certificate Validation Security Bypass Vulnerability

Bugtraq ID: 104018
Class: Design Error
CVE: CVE-2018-0227
Remote: Yes
Local: No
Published: Apr 18 2018 12:00AM
Updated: Apr 18 2018 12:00AM
Credit: Cisco
Vulnerable: Cisco Firepower Threat Defense Software 6.1
Cisco Firepower Threat Defense Software 6.1.0.5
Cisco Firepower Threat Defense Software 6.0.1.4
Cisco Firepower Threat Defense Software 6.0
Cisco FirePOWER 9300 ASA Security Module 0
Cisco Firepower 4110 Security Appliance 0
Cisco ASA Services Module for Cisco Catalyst 6500 Series Switches 0
Cisco ASA Services Module for Cisco 7600 Series Routers 0
Cisco ASA 5500-X Series Next-Generation Firewalls 0
Cisco ASA 5500 Series Adaptive Security Appliances 0
Cisco Adaptive Security Virtual Appliance (ASAv) 0
Cisco Adaptive Security Appliance (ASA) Software 9.6.3
Cisco Adaptive Security Appliance (ASA) Software 9.4.4
Cisco Adaptive Security Appliance (ASA) Software 9.6.3.17
Cisco Adaptive Security Appliance (ASA) Software 9.6.2.9
Cisco Adaptive Security Appliance (ASA) Software 9.6.2.21
Cisco Adaptive Security Appliance (ASA) Software 9.5.3.9
Cisco Adaptive Security Appliance (ASA) Software 9.5.3.7
Cisco Adaptive Security Appliance (ASA) Software 9.5.2.8
Cisco Adaptive Security Appliance (ASA) Software 9.5.2.7
Cisco Adaptive Security Appliance (ASA) Software 9.4.4.13
Cisco Adaptive Security Appliance (ASA) Software 9.4.3.2
Cisco Adaptive Security Appliance (ASA) Software 9.4.3.1
Cisco 3000 Series Industrial Security Appliance (ISA) 0
Not Vulnerable: Cisco Firepower Threat Defense Software 6.1.0.6
Cisco Adaptive Security Appliance (ASA) Software 9.6.3.20
Cisco Adaptive Security Appliance (ASA) Software 9.4.4.14

Discussion

Multiple Cisco Products CVE-2018-0227 SSL Certificate Validation Security Bypass Vulnerability

Multiple Cisco products are prone to a security-bypass vulnerability.

An attacker can exploit this issue to perform man-in-the-middle attacks and perform certain unauthorized actions, which will aid in further attacks.

This issue is being tracked by Cisco Bug ID CSCvg40155.

Exploit / POC

Multiple Cisco Products CVE-2018-0227 SSL Certificate Validation Security Bypass Vulnerability

An attacker can use readily available tools to exploit this issue.

Solution / Fix

Multiple Cisco Products CVE-2018-0227 SSL Certificate Validation Security Bypass Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

References

Multiple Cisco Products CVE-2018-0227 SSL Certificate Validation Security Bypass Vulnerability

References:
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