SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2002-0994

SunPCi II VNC uses a weak authentication scheme, which allows remote attackers to obtain the VNC password by sniffing the random byte challenge, which is used as the key for encrypted communications.

EXPLOIT ✓HIGH 7.5EPSS 2.89%

Does this matter?

A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 2.9%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

SunPCi II VNC uses a weak authentication scheme, which allows remote attackers to obtain the VNC password by sniffing the random byte challenge, which is used as the key for encrypted communications.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
2.89% probability · 87th percentile
Public exploits
1 in Exploit-DB · verified · first 3 July 2002
CISA KEV
Not listed
Affected
sun/sun pci ii driver
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 2.89%26 October 202626 October 2026

EPSS 2.9% 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 (1)

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-21592source ↗Sun SunPCi II VNC Software 2.3 - Password Disclosureunix · Richard van den Berglocal3 July 2002yes

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