CVE-2020-15110

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.

CVSS v3 6.8 MEDIUM
CVSS v2.0 5.5 MEDIUM

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:N

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/jupyterhub/kubespawner/commit/3dfe870a7f5e98e2e398b01996ca6b8eff4bb1d0	Patch Third Party Advisory
https://github.com/jupyterhub/kubespawner/security/advisories/GHSA-v7m9-9497-p9gr	Exploit Third Party Advisory
https://github.com/jupyterhub/kubespawner/commit/3dfe870a7f5e98e2e398b01996ca6b8eff4bb1d0	Patch Third Party Advisory
https://github.com/jupyterhub/kubespawner/security/advisories/GHSA-v7m9-9497-p9gr	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:jupyterhub:kubespawner:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:04

Type	Values Removed	Values Added
CVSS	v2 : ~~5.5~~ v3 : ~~8.1~~	v2 : 5.5 v3 : 6.8
References	~~() https://github.com/jupyterhub/kubespawner/commit/3dfe870a7f5e98e2e398b01996ca6b8eff4bb1d0 - Patch, Third Party Advisory~~	() https://github.com/jupyterhub/kubespawner/commit/3dfe870a7f5e98e2e398b01996ca6b8eff4bb1d0 - Patch, Third Party Advisory
References	~~() https://github.com/jupyterhub/kubespawner/security/advisories/GHSA-v7m9-9497-p9gr - Exploit, Third Party Advisory~~	() https://github.com/jupyterhub/kubespawner/security/advisories/GHSA-v7m9-9497-p9gr - Exploit, Third Party Advisory

Information

Published : 2020-07-17 21:15

Updated : 2024-11-21 05:04

NVD link : CVE-2020-15110

Mitre link : CVE-2020-15110

CVE.ORG link : CVE-2020-15110

JSON object : View

Products Affected

jupyterhub

kubespawner

CWE

CWE-863

Incorrect Authorization

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