Improper input validation in Python - CVE-2017-18207
Published: March 30, 2018 / Updated: April 2, 2018
Vulnerability identifier: #VU11379
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-18207
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Python.org
Affected software:
Python
Python
Detailed vulnerability description
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists in the Lib/wave.py source code in the Wave_read._read_fmt_chunk function due to insufficient validation of user-supplied input. A remote attacker can submit a specially crafted WAV file and cause the service to crash.
The weakness exists in the Lib/wave.py source code in the Wave_read._read_fmt_chunk function due to insufficient validation of user-supplied input. A remote attacker can submit a specially crafted WAV file and cause the service to crash.
How to mitigate CVE-2017-18207
Install update from vendor's website.