CVE-2020-35504

CVSS V2 Low 2.1 CVSS V3 Medium 6
Description
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.
Overview
  • CVE ID
  • CVE-2020-35504
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-28T11:15:07
  • Last Modified Date
  • 2022-09-22T21:03:07
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* 1 OR 6.0.0
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.5
  • Impact Score
  • 4
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1909766 Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202208-27 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210713-0006/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/04/16/3 Mailing List Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-35504
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35504
History
Created Old Value New Value Data Type Notes
2022-05-10 07:07:28 Added to TrackCVE
2022-12-05 03:13:04 2021-05-28T11:15Z 2021-05-28T11:15:07 CVE Published Date updated
2022-12-05 03:13:04 2022-09-22T21:03:07 CVE Modified Date updated
2022-12-05 03:13:04 Analyzed Vulnerability Status updated
2022-12-05 03:13:08 References updated