Vulnerability CVE-2020-15110
Published: 2020-07-17

Description:
In jupyterhub-kubespawner before 0.12, certain usernames will be able to craft particular server names which will grant them access to the default server of other users who have matching usernames. This has been fixed in 0.12.

Type:

CWE-863

 (Incorrect Authorization)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.5/10
4.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
None
Affected software
Jupyterhub -> Kubespawner 

 References:
https://github.com/jupyterhub/kubespawner/commit/3dfe870a7f5e98e2e398b01996ca6b8eff4bb1d0
https://github.com/jupyterhub/kubespawner/security/advisories/GHSA-v7m9-9497-p9gr
Copyright 2024, cxsecurity.com

 

Back to Top