Vulnerability identifier: #VU45684
Vulnerability 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:
CWE-ID:
CWE-665
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
xorg-server
Other software /
Other software solutions
Vendor: xorg.freedesktop.org
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
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.