CVE Vulnerability

CVE-2020-27661

A divide-by-zero issue was found in dwc2_handle_packet in hw/usb/hcd-dwc2.c in the hcd-dwc2 USB host controller emulation of QEMU. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.

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

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2 / Impact : 4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html Patch Third Party Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html Mailing List Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1890653 Issue Tracking Patch
https://git.qemu.org/?p=qemu.git;a=commit;h=bea2a9e3e00b275dc40cfa09c760c715b8753e03 Patch Vendor Advisory
https://security.netapp.com/advisory/ntap-20210720-0010/ Third Party Advisory
Configurations

Configuration 1

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

Published : 2021-06-02 04:15

Updated : 2022-05-13 05:28

NVD link : CVE-2020-27661

Mitre link : CVE-2020-27661

Products Affected
No products.
CWE
CWE-369

Divide By Zero