Stack-based buffer overflow in the h_handlepeer function in http.cpp in httpdx 1.4, and possibly 1.4.3, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long HTTP GET request.
Published 2009-10-16 16:30:01
Updated 2018-10-10 19:47:29
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute codeDenial of service

Products affected by CVE-2009-3711

Exploit prediction scoring system (EPSS) score for CVE-2009-3711

67.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2009-3711

  • HTTPDX h_handlepeer() Function Buffer Overflow
    Disclosure Date: 2009-10-08
    First seen: 2020-04-26
    exploit/windows/http/httpdx_handlepeer
    This module exploits a stack-based buffer overflow vulnerability in HTTPDX HTTP server 1.4. The vulnerability is caused due to a boundary error within the "h_handlepeer()" function in http.cpp. By sending an overly long HTTP request, an attacker can overrun a buffer and ex

CVSS scores for CVE-2009-3711

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
10.0
HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
NIST

CWE ids for CVE-2009-3711

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by: nvd@nist.gov (Primary)
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