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RedhatCVE-2021-4009

HistoryDec 17, 2021 - 5:15 p.m.

CVE-2021-4009

2021-12-1717:15:13

CWE-119

redhat

web.nvd.nist.gov

131

xorg-x11-server

cve-2021-4009

vulnerability

data confidentiality

data integrity

system availability

nvd

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

17.9%

JSON

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcXFixesCreatePointerBarrier function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected configurations

Nvd

Vulners

Node

x.orgx_serverRange<1.20.14

x.orgx_serverMatch21.1.0

x.orgx_serverMatch21.1.1

Node

fedoraprojectfedoraMatch34

fedoraprojectfedoraMatch35

Node

debiandebian_linuxMatch9.0

debiandebian_linuxMatch10.0

debiandebian_linuxMatch11.0

VendorProductVersionCPE
x\.orgxorg\-server*cpe:2.3:a:x\.org:xorg\-server:*:*:*:*:*:*:*:*
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::::::::
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 21.1.2, xorg-x11-server 1.20.14",
        "status": "affected"
      }
    ]
  }
]