CVE-2019-1762 : Vulnerability Insights and Analysis

A vulnerability in the Secure Storage feature of Cisco IOS and IOS XE Software could allow an authenticated, local attacker to access sensitive system information on an affected device.

Understanding CVE-2019-1762

This CVE involves a vulnerability in Cisco IOS and IOS XE Software that could lead to information disclosure.

What is CVE-2019-1762?

The vulnerability allows a local attacker to gain access to sensitive system information due to incorrect memory operations during encryption when processing configuration updates.

The Impact of CVE-2019-1762

Attack Complexity: Low
Attack Vector: Local
Base Score: 4.4 (Medium)
Confidentiality Impact: High
Privileges Required: High
Scope: Unchanged
No user interaction required
No availability impact
No integrity impact

Technical Details of CVE-2019-1762

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from incorrect memory operations during encryption when processing configuration updates, allowing an attacker to retrieve sensitive information.

Affected Systems and Versions

Cisco IOS and IOS XE Software versions 16.6.1 to 16.9.2 are affected.

Exploitation Mechanism

The attacker, authenticated locally, can exploit the vulnerability by retrieving specific memory locations on the device, potentially leading to the disclosure of keying materials.

Mitigation and Prevention

Steps to address and prevent exploitation of the vulnerability.

Immediate Steps to Take

Apply patches provided by Cisco.
Monitor for any unauthorized access.
Restrict access to sensitive systems.

Long-Term Security Practices

Regularly update software and firmware.
Implement strong authentication mechanisms.
Conduct security training for employees.

Patching and Updates

Cisco has released patches to address the vulnerability.