Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Spice-Space | Spice-Vdagent | <= 0.20.0 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 32 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1886372Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00012.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.openwall.com/lists/oss-security/2020/11/04/1ExploitMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1886372Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00012.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.openwall.com/lists/oss-security/2020/11/04/1ExploitMailing ListThird Party Advisory
FAQ
What is CVE-2020-25653?
CVE-2020-25653 is a vulnerability with a CVSS score of 6.3 (MEDIUM). 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-...
How severe is CVE-2020-25653?
CVE-2020-25653 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-25653?
Check the references section above for vendor advisories and patch information. Affected products include: Spice-Space Spice-Vdagent, Debian Debian Linux, Fedoraproject Fedora.