CVE-2019-20485

MEDIUM
5.7
CVSS Score
Published: March 19, 2020 at 01:29 AM UTC
Updated: June 17, 2026 at 02:30 AM UTC
3 products affected across 3 vendorsDebian LinuxFedoraLibvirt

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Severity
MEDIUM5.7
Exploit prediction
EPSS 0.8%

Description

qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, which allows attackers to cause a denial of service (API blockage).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.0.0
Affected range stops below 6.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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