CVE-2012-10058CWE-121

RabidHamster R4 Log Entry sprintf() Buffer Overflow

Critical · published August 13, 2025

CVSS v4.0
10.0
EPSS
2%
Percentile
80.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
10.0 · CRITICAL
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
EPSS
0.02038 · 80.8th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2025-08-13T20:52Z
EPSS history
Timeline
  • 13 AUG 20:52Z
    RabidHamster R4 Log Entry sprintf() Buffer Overflow
    cvelistv5