SB2021061608 - Multiple vulnerabilities in Intel Security Library

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Improper Authentication (CVE-ID: CVE-2021-0133)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to key exchange without entity authentication. A remote authenticated attacker can bypass authentication process and gain elevated privileges on the system.

2) Improper Resource Shutdown or Release (CVE-ID: CVE-2021-0132)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to missing release of resource after effective lifetime in an API. A remote administrator can cause a denial of service condition on the target system.

3) Cryptographic issues (CVE-ID: CVE-2021-0131)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to use of cryptographically weak pseudo-random number generator (PRNG) in an API. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.

4) Input validation error (CVE-ID: CVE-2021-0134)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in an API. A remote administrator can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00521.html