CVE-2017-12865

CRITICAL

connman < 1.34 - Stack-based Buffer Overflow in dnsproxy.c

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-12865. PoCs published by ManaswiJaiswal.

AI-analyzed exploit summary This repository contains a proof-of-concept for CVE-2017-12865, a vulnerability in ConnMan 1.34. The exploit appears to target a D-Bus-related issue, likely involving improper input validation or privilege escalation via D-Bus method calls.

Description

Stack-based buffer overflow in "dnsproxy.c" in connman 1.34 and earlier allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted response query string passed to the "name" variable.

Exploits (1)

nomisec WORKING POC
by ManaswiJaiswal · poc
https://github.com/ManaswiJaiswal/Reproducing-ConnMan-1.34

This repository contains a proof-of-concept for CVE-2017-12865, a vulnerability in ConnMan 1.34. The exploit appears to target a D-Bus-related issue, likely involving improper input validation or privilege escalation via D-Bus method calls.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: ConnMan 1.34
No auth needed
Prerequisites: Access to a system running ConnMan 1.34 · D-Bus access
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Vendor Advisory x_refsource_confirm
https://01.org/security/intel-oss-10001/intel-oss-10001
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1483720
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201812-02
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/100498
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3956

Scores

CVSS v3 9.8
EPSS 0.0552
EPSS Percentile 91.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (2)
debian/debian_linux 8.0
intel/connman < 1.34
Published Aug 29, 2017
Tracked Since Feb 18, 2026