CVE-2016-5673
UnknownEPSS 1.87%
Last modified
CVE-2016-5673 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.87% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ultravnc | Repeater | <= 1201 |
References
- http://www.kb.cert.org/vuls/id/735416Third Party Advisory, US Government Resource
- http://www.kb.cert.org/vuls/id/BLUU-A9WQVPThird Party Advisory, US Government Resource
- http://www.kb.cert.org/vuls/id/735416Third Party Advisory, US Government Resource
- http://www.kb.cert.org/vuls/id/BLUU-A9WQVPThird Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2016-5673?
Severity scoring for CVE-2016-5673 is pending analysis. The EPSS model estimates a 1.87% probability of exploitation in the next 30 days.
How do I fix CVE-2016-5673?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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Are you affected by CVE-2016-5673?
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