CVE-2018-21247
moderate-risk
Published 2020-06-17
An issue was discovered in LibVNCServer before 0.9.13. There is an information leak (of uninitialized memory contents) in the libvncclient/rfbproto.c ConnectToRFBRepeater function.
Do I need to act?
~
1.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (15)
Affected Vendors
References (16)
Issue Tracking
https://github.com/LibVNC/libvncserver/issues/253
Issue Tracking
https://github.com/LibVNC/libvncserver/issues/253
48
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
4/34 · Minimal
Exposure
18/34 · Moderate