CVE Vulnerability

CVE-2020-35504

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.5 / Impact : 4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
http://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List Patch
https://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1909766 Issue Tracking Patch
https://security.netapp.com/advisory/ntap-20210713-0006/ Third Party Advisory
https://security.gentoo.org/glsa/202208-27 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Information

Published : 2021-05-28 11:15

Updated : 2022-09-22 09:03

NVD link : CVE-2020-35504

Mitre link : CVE-2020-35504

Products Affected
No products.
CWE
CWE-476