PT-2019-4935
CVE-2019-8261
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Published
2019-03-05
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Updated
2021-06-28
Description by
CVSS 2.0
10
CriticalMetricsAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions
UltraVNC revision 1199
Description
The issue is related to an out-of-bounds read in the VNC code inside the client CoRRE decoder, caused by a multiplication overflow. This can be exploited via network connectivity, potentially allowing a remote attacker to execute arbitrary code.
Recommendations
For UltraVNC revision 1199, update to revision 1200 to resolve the issue. As a temporary workaround, consider restricting network connectivity to minimize the risk of exploitation.
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