Vulnerability · Published Jun 6, 2024 · Assigned by GitHub_M
CVE-2024-35178Jupyter server on Windows discloses Windows user password hash
High 7.5
In plain English
A high-severity information exposure in jupyter_server from jupyter-server. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
The Jupyter Server provides the backend for Jupyter web applications. Jupyter Server on Windows has a vulnerability that lets unauthenticated attackers leak the NTLMv2 password hash of the Windows user running the Jupyter server. An attacker can crack this password to gain access to the Windows machine hosting the Jupyter server, or access other network-accessible machines or 3rd party services using that credential. Or an attacker perform an NTLM relay attack without cracking the credential to gain access to other network-accessible machines. This vulnerability is fixed in 2.14.1.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | jupyter-server | 2.14.1 | GHSA-hrw6-wg82-cm62 |
| PyPI | jupyter-server | 2.14.1 | PYSEC-2024-165 |
| Ubuntu:22.04:LTS | jupyter-server | no fix listed | UBUNTU-CVE-2024-35178 |
| Ubuntu:24.04:LTS | jupyter-server | no fix listed | UBUNTU-CVE-2024-35178 |
| Ubuntu:25.10 | jupyter-server | no fix listed | UBUNTU-CVE-2024-35178 |
| Ubuntu:26.04:LTS | jupyter-server | no fix listed | UBUNTU-CVE-2024-35178 |
| Ubuntu:26.10 | jupyter-server | no fix listed | UBUNTU-CVE-2024-35178 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| jupyter-server | jupyter_server | < 2.14.1 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N