Heap-based buffer overflow in InterNiche stack and NicheLite - CVE-2021-31227
Published: August 6, 2021
Vulnerability identifier: #VU55639
CSH Severity: High
CVSSv4.0: 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-2021-31227
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
InterNiche stack
NicheLite
InterNiche stack
NicheLite
Software vendor:
HCC Embedded
HCC Embedded
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to an incorrect signed integer comparison in the code that parses the HTTP POST. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.