6.3

CVE-2020-25653

Exploit
A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivileged local guest user to become the active agent for spice-vdagentd, possibly resulting in a denial of service or information leakage from the host. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Spice-space ≫ Spice-vdagent Version <= 0.20.0
Debian ≫ Debian Linux Version9.0
Fedoraproject ≫ Fedora Version32
Fedoraproject ≫ Fedora Version33
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.11% 0.306
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.3 1 5.2
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
nvd@nist.gov 5.4 3.4 7.8
AV:L/AC:M/Au:N/C:P/I:N/A:C
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

https://www.openwall.com/lists/oss-security/2020/11/04/1
Third Party Advisory
Exploit
Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=1886372
Patch
Third Party Advisory
Issue Tracking