Vulnerability Details : CVE-2016-5673
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.
Products affected by CVE-2016-5673
- cpe:2.3:a:ultravnc:repeater:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-5673
1.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-5673
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-5673
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-5673
-
http://www.kb.cert.org/vuls/id/BLUU-A9WQVP
VU#735416 - UltraVNC repeater does not restrict IP addresses or ports by defaultThird Party Advisory;US Government Resource
-
http://www.securityfocus.com/bid/92348
UltraVNC CVE-2016-5673 Security Bypass Vulnerability
-
http://www.kb.cert.org/vuls/id/735416
VU#735416 - UltraVNC repeater does not restrict IP addresses or ports by defaultThird Party Advisory;US Government Resource
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