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HIGH · 7.5

CVE-2019-8270

UltraVNC revision 1210 has out-of-bounds read vulnerability in VNC client code inside Ultra decoder, which results in a denial of service (DoS) condition. This attack appear to be exploitable via netw...

Vulnerability Description

UltraVNC revision 1210 has out-of-bounds read vulnerability in VNC client code inside Ultra decoder, which results in a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1211.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
UvncUltravnc< 1.2.2.3

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2019-8270?

CVE-2019-8270 is a vulnerability with a CVSS score of 7.5 (HIGH). UltraVNC revision 1210 has out-of-bounds read vulnerability in VNC client code inside Ultra decoder, which results in a denial of service (DoS) condition. This attack appear to be exploitable via netw...

How severe is CVE-2019-8270?

CVE-2019-8270 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-2019-8270?

Check the references section above for vendor advisories and patch information. Affected products include: Uvnc Ultravnc.