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RedhatCVE-2020-14346

HistorySep 15, 2020 - 7:15 p.m.

CVE-2020-14346

2020-09-1519:15:12

CWE-191

redhat

web.nvd.nist.gov

218

cve-2020-14346

xorg-x11-server

integer underflow

x input extension protocol

memory access

data confidentiality

data integrity

system availability

vulnerability

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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

30.8%

JSON

A flaw was found in xorg-x11-server before 1.20.9. An integer underflow in the X input extension protocol decoding in the X server may lead to arbitrary access of memory contents. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected configurations

Nvd

Vulners

Node

x.orgxorg-serverRange<1.20.9

Node

canonicalubuntu_linuxMatch14.04esm

redhatenterprise_linuxMatch6.0

redhatenterprise_linuxMatch7.0

redhatenterprise_linuxMatch8.0

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": "before xorg-x11-server 1.20.9",
        "status": "affected"
      }
    ]
  }
]