CVE-2019-10636 Explained : Impact and Mitigation

Marvell SSD Controller devices, including various models, possess a vulnerability that allows reprogramming flash memory to bypass secure boot protection.

Understanding CVE-2019-10636

This CVE entry highlights a security issue in Marvell SSD Controller devices that could potentially compromise the secure boot mechanism.

What is CVE-2019-10636?

The vulnerability in Marvell SSD Controller devices enables unauthorized reprogramming of flash memory, circumventing the secure boot protection mechanism.

The Impact of CVE-2019-10636

The exploitation of this vulnerability could lead to unauthorized access and compromise the integrity of the secure boot process on affected devices.

Technical Details of CVE-2019-10636

Marvell SSD Controller devices are susceptible to a specific security flaw that allows for flash memory reprogramming to bypass secure boot protection.

Vulnerability Description

The affected models, including 88SS1074, 88SS1079, 88SS1080, and others, can be manipulated to reprogram flash memory, undermining the secure boot mechanism.

Affected Systems and Versions

Models impacted: 88SS1074, 88SS1079, 88SS1080, 88SS1093, 88SS1092, 88SS1095, 88SS9174, 88SS9175, 88SS9187, 88SS9188, 88SS9189, 88SS9190, 88SS1085, 88SS1087, 88SS1090, 88SS1100, 88SS1084, 88SS1088, 88SS1098
All versions of the mentioned models are affected

Exploitation Mechanism

The vulnerability allows threat actors to reprogram flash memory on Marvell SSD Controller devices, evading the secure boot protection mechanism.

Mitigation and Prevention

To address CVE-2019-10636, immediate actions and long-term security practices are crucial.

Immediate Steps to Take

Monitor vendor communications for patches or workarounds
Implement additional security measures to detect unauthorized firmware modifications

Long-Term Security Practices

Regularly update firmware and software to mitigate known vulnerabilities
Conduct security assessments to identify and address potential weaknesses

Patching and Updates

Apply patches provided by Marvell for the affected SSD Controller models
Keep all firmware and software up to date to prevent exploitation of known vulnerabilities