CVE-2022-46344

2022-12-1421:15:13

CWE-125

[email protected]

web.nvd.nist.gov

128

x.org

vulnerability

xichangeproperty

length-validation

local privilege escalation

remote code execution

information disclosure

nvd

cve-2022-46344

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.7 High

AI Score

Confidence

High

0.033 Low

EPSS

Percentile

91.3%

JSON

A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIChangeProperty request has a length-validation issues, resulting in out-of-bounds memory reads and potential information disclosure. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

Affected configurations

Vulners

NVD

Node

x.orgxorg-serverRange≤1.20.4

VendorProductVersionCPE
x\.orgxorg\-server*cpe:2.3:a:x\.org:xorg\-server:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
x\.org	xorg\-server	*	cpe:2.3:a:x\.org:xorg\-server::::::::

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "xorg-x11-server",
    "versions": [
      {
        "version": "xorg-x11-server-1.20.4",
        "status": "affected"
      }
    ]
  }
]