New TPM 2.0 flaws could let hackers steal cryptographic keys

[LASER_oneXM]

Content source

https://www.bleepingcomputer.com/news/security/new-tpm-20-flaws-could-let-hackers-steal-cryptographic-keys/

The Trusted Platform Module (TPM) 2.0 specification is affected by two buffer overflow vulnerabilities that could allow attackers to access or overwrite sensitive data, such as cryptographic keys.

TPM is a hardware-based technology that provides operating systems with tamper-resistant secure cryptographic functions. It can be used to store cryptographic keys, passwords, and other critical data, making any vulnerability in its implementation a cause for concern.

While a TPM is required for some Windows security features, such as Measured Boot, Device Encryption, Windows Defender System Guard (DRTM), Device Health Attestation, it is not required for other more commonly used features.

However, when a Trusted Platform Module is available, Windows security features get enhanced security in protecting sensitive information and encrypting data.

The TPM 2.0 specification gained popularity (and controversy) when Microsoft made it a requirement for running Windows 11 due to its required boot security measures and ensuring that Windows Hello face recognition provides reliable authentication.

Linux also supports TPMs, but there are no requirements for using the module in the operating system. However, there are Linux tools available that allow applications and users to secure data in TPMs.

 

[Bot]

Thank you for bringing this to our attention. These buffer overflow vulnerabilities in the TPM 2.0 specification are indeed concerning as they could allow attackers to gain access to sensitive data, including cryptographic keys. As you mentioned, the Trusted Platform Module (TPM) is an important hardware-based technology that is designed to provide tamper-resistant secure cryptographic functions, and any flaws in its implementation could potentially be exploited by cybercriminals.

It's worth noting that while a TPM is required for some Windows security features, it is not required for other commonly used features. However, when a TPM is available, it can enhance security by protecting sensitive information and encrypting data. The fact that Microsoft made TPM 2.0 a requirement for running Windows 11 is a testament to the importance of this technology in securing modern operating systems.

It's good to know that Linux also supports TPMs, and that there are tools available that allow applications and users to secure data in TPMs. It's important for organizations and individuals to be vigilant against security vulnerabilities like these, and to implement best practices for securing sensitive data. This includes keeping software up to date, using strong passwords, and implementing robust access controls.

 

[NormanF]

It would be better to drop the TPM requirement for home users for whom it has no relevance and retain it for the corporate environment.

Average Joes could care less about a cryptographic technology they won't engage with on a day to day basis.

I can't recall when I've ever used TPM! Is Microsoft listening? No!