Vulnerability CVE-2019-20485
Published: 2020-03-19

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).

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:A/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.7/10
2.9/10
5.1/10
Exploit range
Attack complexity
Authentication
Adjacent network
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Redhat -> Libvirt 
Debian -> Debian linux 

 References:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=953078
https://bugzilla.redhat.com/show_bug.cgi?id=1809740
https://libvirt.org/git/?p=libvirt.git;a=commit;h=a663a860819287e041c3de672aad1d8543098ecc
https://security-tracker.debian.org/tracker/CVE-2019-20485
https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1730509.html
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