SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2002-2040

The (1) phrafx and (2) phgrafx-startup programs in QNX realtime operating system (RTOS) 4.25 and 6.1.0 do not properly drop privileges before executing the system command, which allows local users to execute arbitrary commands by modifying the PATH…

EXPLOIT ×2 ✓HIGH 7.2EPSS 1.08%

Does this matter?

2 public exploits are published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 1.1%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

The (1) phrafx and (2) phgrafx-startup programs in QNX realtime operating system (RTOS) 4.25 and 6.1.0 do not properly drop privileges before executing the system command, which allows local users to execute arbitrary commands by modifying the PATH environment variable to reference a malicious crttrap program.

CVSS 2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
1.08% probability · 65th percentile
Public exploits
2 in Exploit-DB · verified · first 3 June 2002
CISA KEV
Not listed
Affected
qnx/rtos
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.08%26 October 202626 October 2026

EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (2)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-21504source ↗QNX RTOS 4.25/6.1 - 'phgrafx-startup' Local Privilege Escalationlinux · badc0dedlocal3 June 2002yes
EDB-21503source ↗QNX RTOS 4.25/6.1 - 'phgrafx' Local Privilege Escalationlinux · badc0dedlocal3 June 2002yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.