SB2019011709 - Multiple vulnerabilities in Drupal

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Code Injection (CVE-ID: N/A)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to usage of a vulnerable version of a third-party PEAR Archive_Tar library. A remote attacker can send a specially crafted request and execute arbitrary PHP code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Improper input validation (CVE-ID: N/A)

The vulnerability allows a remote attacker to execute arbitrary PHP code on the target system.

The vulnerability exists due to improper validation of the untrusted phar:// URI. A remote attacker can send a specially crafted request and execute arbitrary PHP code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://www.drupal.org/sa-core-2019-001
• https://www.drupal.org/sa-core-2019-002