CVE-2020-1857 : Vulnerability Insights and Analysis

Huawei NIP6800, Secospace USG6600, and USG9500 are affected by an information leakage vulnerability. An attacker with local authenticated access can exploit this flaw, potentially resulting in information disclosure.

Understanding CVE-2020-1857

Due to improper data processing, this vulnerability allows a local attacker to leak sensitive information in the affected Huawei products.

What is CVE-2020-1857?

This CVE describes an information leakage vulnerability in Huawei NIP6800, Secospace USG6600, and USG9500 products, enabling a local authenticated attacker to extract sensitive data.

The Impact of CVE-2020-1857

The exploitation of this vulnerability could lead to the unauthorized disclosure of critical information stored within the affected Huawei devices.

Technical Details of CVE-2020-1857

This section outlines key technical aspects of the CVE-2020-1857 vulnerability.

Vulnerability Description

The flaw arises from improper data handling in Huawei NIP6800, Secospace USG6600, and USG9500, permitting a local attacker to leak information through specific operations.

Affected Systems and Versions

Huawei NIP6800 versions V500R001C30, V500R001C60SPC500, V500R005C00SPC100
Secospace USG6600 versions V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100
USG9500 versions V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100

Exploitation Mechanism

The vulnerability can be exploited by a local authenticated attacker through a series of operations, resulting in the unauthorized disclosure of sensitive data.

Mitigation and Prevention

To address and prevent the CVE-2020-1857 vulnerability, consider the following steps:

Immediate Steps to Take

Apply the security patches provided by Huawei to mitigate the information leakage risk.
Monitor network activity to detect any unauthorized access attempts.
Enforce strict access control mechanisms to limit internal system exposure.

Long-Term Security Practices

Regularly update and patch the affected systems to prevent security vulnerabilities.
Conduct regular security assessments and audits to identify and remediate potential threats.

Patching and Updates

Stay informed about security advisories from Huawei and promptly apply relevant patches and updates to secure the systems against known vulnerabilities.