SB2021091008 - Multiple vulnerabilities in Apache Dubbo

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Deserialization of Untrusted Data (CVE-ID: CVE-2021-37579)

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

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

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

2) Code Injection (CVE-ID: CVE-2021-36161)

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

The vulnerability exists due to some component in Dubbo tries to print the formated string of the input arguments. A remote attacker can send a specially crafted request and execute arbitrary 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://lists.apache.org/thread.html/r898afa109cdbb4b79724308648ff0718152ebe1d3d6dfc7202d958bc%40%3Cdev.dubbo.apache.org%3E
• https://lists.apache.org/thread.html/r40212261fd5d638074b65f22ac73eebe93ace310c79d4cfcca4863da%40%3Cdev.dubbo.apache.org%3E