CVE-2016-20045

HIGH

HNB Organizer 1.9.18-10 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the -rc command-line parameter. Attackers can craft a malicious input string exceeding 108 bytes containing shellcode and a return address to overwrite the stack and achieve code execution.

CVSS v3.1 Score

8.4
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 3/28/2026Modified: 3/30/2026

Related Intelligence (1)

HIGHVulnerability

NVD HIGH: CVE-2016-20045 — HNB Organizer 1.9.18-10 contains a local buffer overflow vulnerability that allo...

HNB Organizer 1.9.18-10 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the -rc command-line parameter. Attackers can craft a malicious input string exceeding 108 bytes containing shellcode and a return address to overwrite the stack and achieve code execution.

CVE-2016-20045
NIST NVD

References (3)

http://hnb.sourceforge.net/https://www.exploit-db.com/exploits/40025https://www.vulncheck.com/advisories/hnb-organizer-10-local-buffer-overflow-via-rc-parameter