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CVE

CVE-2025-32428

TigerVNC accessible via the network and not just via a UNIX socket as intended
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CVE

CVE-2025-32428

TigerVNC accessible via the network and not just via a UNIX socket as intended

Summary

jupyter-remote-desktop-proxy was meant to rely on UNIX sockets readable only by the current user since version 3.0.0, but when used with TigerVNC, the VNC server started by jupyter-remote-desktop-proxy were still accessible via the network.

This vulnerability does not affect users having TurboVNC as the vncserver executable.

Credits

This vulnerability was identified by Arne Gottwald at University of Göttingen and analyzed, reported, and reviewed by @frejanordsiek.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9
-
4.0
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
C
H
U
0
-
C
H
U
8.8
-
3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Related Resources

No items found.

References

https://github.com/jupyterhub/jupyter-remote-desktop-proxy/security/advisories/GHSA-vrq4-9hc3-cgp7, https://nvd.nist.gov/vuln/detail/CVE-2025-32428, https://github.com/jupyterhub/jupyter-remote-desktop-proxy/commit/7dd54c25a4253badd8ea68895437e5a66a59090d, https://github.com/jupyterhub/jupyter-remote-desktop-proxy, https://pypi.org/project/jupyter-remote-desktop-proxy, https://github.com/advisories/GHSA-vrq4-9hc3-cgp7

Severity

8.8

CVSS Score
0
10

Basic Information

Base CVSS
8.8
EPSS Probability
0.00904%
EPSS Percentile
0.55758%
Introduced Version
3.0.0
Fix Available
3.0.1

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