Information disclosure in Python



| Updated: 2019-08-13
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-9636
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Python
Universal components / Libraries / Scripting languages

Vendor Python.org

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU18355

Risk: Medium

CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9636

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input when processing data in Unicode encoding with an incorrect netloc during NFKC normalization. A remote attacker can gain access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Python: 2.7 - 3.7.2

CPE2.3 External links

http://bugs.python.org/issue36216
http://github.com/python/cpython/pull/12201


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



###SIDEBAR###