#VU29482 Access of Uninitialized Pointer in Guacamole


Published: 2020-07-06 | Updated: 2020-07-15

Vulnerability identifier: #VU29482

Vulnerability risk: High

CVSSv3.1:

CVE-ID: CVE-2020-9498

CWE-ID: CWE-824

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Guacamole
Web applications / Remote management & hosting panels

Vendor: Apache Foundation

Description

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

The vulnerability exists due to the affected software mishandles pointers involved in processing data received via RDP static virtual channels. A remote attacker can use a specially crafted PDUs and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Guacamole: 0.8.3 - 1.1.0


CPE

External links
http://seclists.org/oss-sec/2020/q3/3


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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