Ubuntu.comUB:CVE-2020-35517CVE-2020-35517
8.2 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
20.3%
A flaw was found in qemu. A host privilege escalation issue was found in
the virtio-fs shared file system daemon where a privileged guest user is
able to create a device special file in the shared directory and use it to
r/w access host devices.
References
launchpad.net/bugs/cve/CVE-2020-35517
lists.gnu.org/archive/html/qemu-devel/2021-01/msg05461.html
nvd.nist.gov/vuln/detail/CVE-2020-35517
security-tracker.debian.org/tracker/CVE-2020-35517
ubuntu.com/security/notices/USN-5010-1
www.cve.org/CVERecord?id=CVE-2020-35517
www.openwall.com/lists/oss-security/2021/01/22/1
Related
8.2 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
20.3%