Buffer overflow in Pillow - CVE-2020-5313

 

Buffer overflow in Pillow - CVE-2020-5313

Published: January 3, 2020


Vulnerability identifier: #VU23913
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-5313
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Alex Clark and Contributors
Affected software:
Pillow

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists in the "libImaging/FliDecode.c" file due to a boundary error when processing FLI image. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2020-5313

Install updates from vendor's website.

Sources