Home/CVE/qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, whic
CVE

CVE-2019-20485

qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, whic

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).

MEDIUM · CVSS 5.7 EPSS 0.00192
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

3
redhat libvirt< 6.0.0
debian linuxall versions
fedoraproject fedoraall versions
▣

Scoring & Timeline

5.7
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Mar 2020 · 02:15 AM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

3
rhsaRHSA-2020:4676Important
rhsaRHSA-2020:4000Moderate
rhsaRHBA-2020:2017Moderate
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=953078Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1809740Issue TrackingVendor Advisory
https://libvirt.org/git/?p=libvirt.git
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D5GE6ISYUL3CIWO3FQRUGMKTKP2NYED2/
https://security-tracker.debian.org/tracker/CVE-2019-20485Third Party Advisory
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1730509.html
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