CVE-2005-3928

QNX RTOS 6.2.1 and 6.3.0 - Buffer Overflow in phgrafx via Long Command Line Argument

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2005-3928. PoCs published by p. minervini.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in phgrafx on QNX 6.3.0 x86. It constructs a malicious buffer with NOP sleds, shellcode, and a return address override to execute arbitrary code via the system() function.

Description

Buffer overflow in phgrafx in QNX 6.2.1 and 6.3.0 allows local users to execute arbitrary code via a long command line argument.

Exploits (1)

exploitdb WORKING POC VERIFIED
by p. minervini · clocalqnx
https://www.exploit-db.com/exploits/1347

This exploit targets a buffer overflow vulnerability in phgrafx on QNX 6.3.0 x86. It constructs a malicious buffer with NOP sleds, shellcode, and a return address override to execute arbitrary code via the system() function.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: phgrafx on QNX 6.3.0 x86
No auth needed
Prerequisites: QNX 6.3.0 x86 system with phgrafx installed · ability to execute the binary
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/418105/100/0/threaded
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/15619
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/17781
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1015599
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2005/2669
Various Sources third-party-advisory x_refsource_idefense
http://www.idefense.com/intelligence/vulnerabilities/display.php?id=384
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/16539

Scores

EPSS 0.0120
EPSS Percentile 64.0%

Details

Status published
Products (2)
qnx/rtos 6.2.1
qnx/rtos 6.3.0
Published Nov 30, 2005
Tracked Since Feb 18, 2026