CVE-2017-17281 Explained : Impact and Mitigation

An out-of-bounds read vulnerability exists in the SFTP module of Huawei devices. This vulnerability affects various versions of DP300, RP200, TE30, TE40, TE50, and TE60, allowing a remote authenticated attacker to potentially leak information.

Understanding CVE-2017-17281

What is CVE-2017-17281?

This CVE identifies an out-of-bounds read vulnerability in Huawei devices' SFTP module, enabling a remote attacker to exploit the flaw by sending crafted messages.

The Impact of CVE-2017-17281

The successful exploitation of this vulnerability may lead to the leakage of certain information stored on the affected devices.

Technical Details of CVE-2017-17281

Vulnerability Description

The vulnerability lies in the SFTP module of Huawei DP300, RP200, TE30, TE40, TE50, and TE60 devices, allowing remote authenticated attackers to perform an out-of-bounds read.

Affected Systems and Versions

Affected Products: DP300, RP200, TE30, TE40, TE50, TE60
Affected Versions: DP300 V500R002C00, RP200 V600R006C00, TE30 V100R001C10, TE40 V500R002C00, TE50 V500R002C00, TE60 V100R001C10

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted messages to the targeted Huawei devices.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Huawei to address the vulnerability.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch all Huawei devices to prevent known vulnerabilities.

Patching and Updates

Stay informed about security advisories from Huawei and apply patches promptly to secure the devices.