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CVE-2016-5673

nvd nist
Published: Aug 25, 2016Modified: May 6, 2026

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7.5
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

UltraVNC Repeater before 1300 does not restrict destination IP addresses or TCP ports, which allows remote attackers to obtain open-proxy functionality by using a :: substring in between the IP address and port number.

Affected (1)

Products: Ultravnc: Repeater
Ultravnc
1 product
Repeater
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Repeater
Up to 1201

Related CWEs

CWE-284
Improper Access Control
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (6)

Source: cret@cert.org
Third Party AdvisoryUS Government Resource
Source: cret@cert.org
Third Party AdvisoryUS Government Resource
Source: cret@cert.org
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.