CVE-2020-27661

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

2.1 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1890653 Issue Tracking Patch Third Party Advisory
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html Mailing List Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20210720-0010/ Third Party Advisory
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html
Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
History

07 Nov 2023, 03:20

Type Values Removed Values Added
References
  • {'url': 'https://git.qemu.org/?p=qemu.git;a=commit;h=bea2a9e3e00b275dc40cfa09c760c715b8753e03', 'name': 'https://git.qemu.org/?p=qemu.git;a=commit;h=bea2a9e3e00b275dc40cfa09c760c715b8753e03', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'MISC'}
  • {'url': 'https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html', 'name': 'https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html', 'tags': ['Patch', 'Third Party Advisory'], 'refsource': 'MISC'}
  • () https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html -
  • () https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03 -

13 May 2022, 17:28

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20210720-0010/ - Third Party Advisory

14 Jun 2021, 15:23

Type Values Removed Values Added
CPE cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1890653 - Issue Tracking, Third Party Advisory (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1890653 - Issue Tracking, Patch, Third Party Advisory
References (MISC) https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html - Third Party Advisory (MISC) https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html - Patch, Third Party Advisory

11 Jun 2021, 14:45

Type Values Removed Values Added
CWE CWE-369
CPE cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 2.1
v3 : 6.5
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1890653 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1890653 - Issue Tracking, Third Party Advisory
References (MISC) https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html - (MISC) https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html - Third Party Advisory
References (MISC) https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html - (MISC) https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html - Mailing List, Patch, Third Party Advisory
References (MISC) https://git.qemu.org/?p=qemu.git;a=commit;h=bea2a9e3e00b275dc40cfa09c760c715b8753e03 - (MISC) https://git.qemu.org/?p=qemu.git;a=commit;h=bea2a9e3e00b275dc40cfa09c760c715b8753e03 - Patch, Vendor Advisory

02 Jun 2021, 16:28

Type Values Removed Values Added
New CVE
Information

Published : 2021-06-02 16:15

Updated : 2023-12-10 13:55

NVD link : CVE-2020-27661

Mitre link : CVE-2020-27661

CVE.ORG link : CVE-2020-27661

JSON object : View

Products Affected

qemu

  • qemu
CWE
CWE-369

Divide By Zero