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ubuntucveUbuntu.comUB:CVE-2020-25712
HistoryDec 01, 2020 - 12:00 a.m.

CVE-2020-25712

2020-12-0100:00:00
ubuntu.com
ubuntu.com
11

7.8 High

CVSS3

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access 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

0.001 Low

EPSS

Percentile

25.3%

JSON

A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow
in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The
highest threat from this vulnerability is to data confidentiality and
integrity as well as system availability.

Notes

Author Note
mdeslaur xorg server is actually the xorg-server package the xorg package only contains docs
alexmurray ZDI-CAN-11839
mdeslaur cd5547444de39e3ebde1e8b88342fa8e0113040b
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchxorg-server< 2:1.19.6-1ubuntu4.8UNKNOWN
ubuntu20.04noarchxorg-server< 2:1.20.8-2ubuntu2.6UNKNOWN
ubuntu20.10noarchxorg-server< 2:1.20.9-2ubuntu1.1UNKNOWN
ubuntu14.04noarchxorg-server< 2:1.15.1-0ubuntu2.11+esm3) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchxorg-server< 2:1.18.4-0ubuntu0.11UNKNOWN
ubuntu16.04noarchxorg-server-hwe-16.04< 2:1.19.6-1ubuntu4.1~16.04.5UNKNOWN
ubuntu18.04noarchxorg-server-hwe-18.04< 2:1.20.8-2ubuntu2.2~18.04.4UNKNOWN

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7.8 High

CVSS3

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access 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

0.001 Low

EPSS

Percentile

25.3%

JSON
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