Information disclosure in scikit-learn

1) Cleartext storage of sensitive information

EUVDB-ID: #VU95806

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-5206

CWE-ID: CWE-312 - Cleartext Storage of Sensitive Information

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to an error in TfidfVectorizer, which includes sensitive information such as tokens into the training data set. A local user can run the application with the default arguments except that we limit the vocabulary size and gain access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Scikit-learn: 0.1 - 1.4.2

Scikit-learn:

CPE2.3

• cpe:2.3::scikit-learn.org:scikit-learn:1.4.2:*:*:*:*:*:*:*
• cpe:2.3::scikit-learn.org:scikit-learn:1.4.1.post1:*:*:*:*:*:*:*
• cpe:2.3::scikit-learn.org:scikit-learn:1.4.1:*:*:*:*:*:*:*
• cpe:2.3::scikit-learn.org:scikit-learn::*:*:*:*:*:*:*

External links

http://huntr.com/bounties/14bc0917-a85b-4106-a170-d09d5191517c
http://github.com/scikit-learn/scikit-learn/commit/70ca21f106b603b611da73012c9ade7cd8e438b8

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.