RabidHamster R4 v1.25 contains a stack-based buffer overflow vulnerability due to unsafe use of sprintf() when logging malformed HTTP requests. A remote attacker can exploit this flaw by sending a specially crafted URI, resulting in arbitrary code execution under the context of the web server process.
https://www.vulncheck.com/advisories/rabidhamster-r4-log-entry-buffer-overflow
https://www.rabidhamster.org/R4/download.php
https://www.exploit-db.com/exploits/18929
https://advisories.checkpoint.com/defense/advisories/public/2013/cpai-07-jan405.html
Published: 2025-08-13
Updated: 2025-08-14
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
Base Score: 10
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Severity: Critical
EPSS: 0.00268