Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-0543 |
CWE-ID | CWE-200 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
Xen Server applications / Virtualization software |
Vendor | Xen Project |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU28928
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-2020-0543
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to incomplete cleanup from specific special register read operations in some Intel(R) Processors. A local user can gain unauthorized access to sensitive information on the system.
MitigationApply patched, issued by the vendor:
xsa320/xsa320-1.patch
xsa320/xsa320-2.patch
xsa320/xsa320-4.9-1.patch
xsa320/xsa320-4.9-2.patch
xsa320/xsa320-4.10-1.patch
xsa320/xsa320-4.10-2.patch
xsa320/xsa320-4.11-1.patch
xsa320/xsa320-4.11-2.patch
xsa320/xsa320-4.12-1.patch
xsa320/xsa320-4.12-2.patch
xsa320/xsa320-4.13-1.patch
xsa320/xsa320-4.13-2.patch
Xen: 2.0 - 25588
External linkshttp://xenbits.xen.org/xsa/advisory-320.html
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.