CVE-2017-13721

In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session.

CVSS v3.0 4.7 MEDIUM
CVSS v2.0 1.9 LOW

4.7^/10

CVSS v3.0 : MEDIUM

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

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

1.9^/10

CVSS v2.0 : LOW

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

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://lists.x.org/archives/xorg-announce/2017-October/002808.html	Vendor Advisory
https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1	Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/10/04/10	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/101238	Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201710-30	Third Party Advisory
http://www.debian.org/security/2017/dsa-4000	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:x.org:xorg-server:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:debian:debian_linux:9.0:::::::*

Information

Published : 2017-10-09 18:30

Updated : 2019-10-02 17:03

NVD link : CVE-2017-13721

Mitre link : CVE-2017-13721

JSON object : View

CWE

CWE-269

Improper Privilege Management

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Products Affected

debian

debian_linux

x.org

xorg-server

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