Vulnerability 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.
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ultravnc | Repeater | <= 1201 |
Related Weaknesses (CWE)
References
- http://www.kb.cert.org/vuls/id/735416Third Party AdvisoryUS Government Resource
- http://www.kb.cert.org/vuls/id/BLUU-A9WQVPThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/92348
- http://www.kb.cert.org/vuls/id/735416Third Party AdvisoryUS Government Resource
- http://www.kb.cert.org/vuls/id/BLUU-A9WQVPThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/92348
FAQ
What is CVE-2016-5673?
CVE-2016-5673 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 addres...
How severe is CVE-2016-5673?
CVE-2016-5673 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-5673?
Check the references section above for vendor advisories and patch information. Affected products include: Ultravnc Repeater.