Medium severity · published Mar 19, 2020
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, which allows attackers to cause a denial of service (API…
5.7
CVSS
0.8%
EPSS
No
On KEV
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).
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0; 10.0 · source: NVD
FE
Fedora · Fedoraproject
31 · source: NVD
LI
Libvirt · Redhat
before 6.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20485
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20485
Issue Tracking
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=953078
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1809740
libvirt.org
https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=a663a860819287e041c3de672aad1d8543098ecc
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D5GE6ISYUL3CIWO3FQRUGMKTKP2NYED2/
Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2019-20485
www.mail-archive.com
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1730509.html
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