CVE-2020-25651

spice-vdagent: possible file transfer DoS and information leak via active_xfers hash map

Published Nov 26, 2020 CVSS 3.1 · 6.4 Medium EPSS < 1% KEV · Not listed
Description
A flaw was found in the SPICE file transfer protocol. File data from the host system can end up in full or in parts in the client connection of an illegitimate local user in the VM system. Active file transfers from other users could also be interrupted, resulting in a denial of service. 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2524-1 spice-vdagent security update
EUVD EUVD EUVD-2020-18315 A flaw was found in the SPICE file transfer protocol. File data from the host system can end up in full or in parts in the client connection of an illegitimate local user in the VM system. Active file transfers from other users could also be interrupted, resulting in a denial of service. 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.
Ubuntu USN Ubuntu USN USN-4617-1 SPICE vdagent vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 4, 2024, 3:40 PM
Reserved
Sep 16, 2020, 12:00 AM
Status
Modified
Published
Nov 26, 2020, 2:15 AM
Modified
Jun 17, 2026, 3:07 AM
Severity
Moderate
Public date
Nov 3, 2020, 12:00 AM