CVE Vulnerability

CVE-2020-35506

A use-after-free vulnerability was found in the am53c974 SCSI host bus adapter emulation of QEMU in versions before 6.0.0 during the handling of the 'Information Transfer' command (CMD_TI). This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service or potential code execution with the privileges of the QEMU process.

4.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

6.7 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
http://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1909996 Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20210713-0006/ Third Party Advisory
https://security.gentoo.org/glsa/202208-27 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Information

Published : 2021-05-28 11:15

Updated : 2022-08-31 07:22

NVD link : CVE-2020-35506

Mitre link : CVE-2020-35506

Products Affected
No products.
CWE
CWE-416