Heap-based buffer overflow in SCALANCE X-300 - CVE-2020-15800
Published: January 12, 2021 / Updated: January 13, 2021
Vulnerability identifier: #VU49500
CSH Severity: High
CVSS v4: 9.3 [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]
CVE-ID: CVE-2020-15800
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the web server. A remote attacker can send a specially crafted request, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
SCALANCE X-300
How to mitigate CVE-2020-15800
Install updates from vendor's website.
SCALANCE X-300 - update to 4.1.0