Out-of-bounds Read in Kaspersky Lab Ultravnc
CVE-2019-8264
UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside Ultra2 decoder, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1204.
EPSS: 0.031 (86.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Kaspersky Lab Ultravnc — versions 1.2.2.3
- Uvnc Ultravnc
Weakness classification (CWE)
References
- vulnerability@kaspersky.com (Third Party Advisory, x_refsource_MISC)
- vulnerability@kaspersky.com (x_refsource_CONFIRM)
- vulnerability@kaspersky.com (x_refsource_MISC)
- vulnerability@kaspersky.com (x_refsource_CONFIRM)
- vulnerability@kaspersky.com (x_refsource_CONFIRM)
- vulnerability@kaspersky.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-8264?
- CVE-2019-8264 is a critical-severity vulnerability in Kaspersky Lab Ultravnc, classified under CWE-788. CVSS score: 9.8/10. Published 2019-03-08.
- How severe is CVE-2019-8264?
- Critical severity. CVSS v3 base score is 9.8 out of 10.