Improper Initialization in NGINX xorg-server



Published: 2020-08-05 | Updated: 2020-08-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-14347
CWE-ID CWE-665
Exploitation vector Local
Public exploit N/A
Vulnerable software
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xorg-server
Other software / Other software solutions

Vendor xorg.freedesktop.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Initialization

EUVDB-ID: #VU45684

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-14347

CWE-ID: CWE-665 - Improper Initialization

Exploit availability: No

Description

The vulnerability allows a local authenticated user to gain access to sensitive information.

A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.

Mitigation

Install update from vendor's website.

Vulnerable software versions

xorg-server: 1.20.5 - 1.20.6

External links

http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347
http://lists.x.org/archives/xorg-announce/2020-July/003051.html
http://www.openwall.com/lists/oss-security/2020/07/31/2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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