CVE-2022-23478 Out of Bound Write in xrdp

2022-12-0917:49:42

CWE-787

GitHub_M

www.cve.org

xrdp

out of bound write

upgrade

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

AI Score

9.5

Confidence

High

EPSS

0.002

Percentile

57.6%

JSON

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP).
xrdp < v0.9.21 contain a Out of Bound Write in xrdp_mm_trans_process_drdynvc_channel_open() function. There are no known workarounds for this issue. Users are advised to upgrade.

CNA Affected

[
  {
    "vendor": "neutrinolabs",
    "product": "xrdp",
    "versions": [
      {
        "version": "< 0.9.21",
        "status": "affected"
      }
    ]
  }
]