Out-of-bounds write in xrdp - CVE-2022-23478
Published: December 12, 2022
Vulnerability identifier: #VU70099
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-23478
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
xrdp
xrdp
Software vendor:
neutrinolabs
neutrinolabs
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in xrdp_mm_trans_process_drdynvc_channel_open() function. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.