#VU17677 Out-of-bounds read in rdesktop - CVE-2018-8799
Published: February 14, 2019 / Updated: May 18, 2020
Vulnerability identifier: #VU17677
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2018-8799
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
rdesktop
rdesktop
Software vendor:
rdesktop.org
rdesktop.org
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to an out-of-bounds read condition in the process_secondary_order() function. A remote attacker can trick the victim who is using a Remote Desktop Protocol (RDP) client on a targeted system into connecting to an attacker-controlled RDP server, trigger segmentation fault (segfault) and cause the service to crash.
Remediation
Update to version 1.8.4.