Improper Null Termination in InterNiche stack and NicheLite - CVE-2021-36762
Published: August 6, 2021
Vulnerability identifier: #VU55641
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-36762
CWE-ID: CWE-170
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the TFTP packet processing function does not ensure that the filename is null-terminated. A remote attacker can perform a denial of service (DoS) attack.
Affected software
InterNiche stack
NicheLite
NicheLite
How to mitigate CVE-2021-36762
Install updates from vendor's website.
InterNiche stack - update to 4.3
NicheLite - update to 4.3
NicheLite - update to 4.3