CVE-2019-20840
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode.
Description
Multiple LibVNC vulnerabilities in the affected products listed below could allow remote code execution, information disclosure and Denial-of-Service attacks under certain conditions. Siemens has released updates for the affected products and recommends to update to the latest versions.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
siemens
commercial·DEaka siemens ag
libvnc project
oss-projectaka vnc server, libvnc-server, libvncserver
canonical
commercial·GBaka canonical ltd.
debian
oss-project·GBaka debian gnu/linux
opensuse
oss-project·DE
and 1 more affected products View all →
Exploitability
Official Patch Available
Attack Graph
Products CVE Techniques Tactics
Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.
MITRE ATT&CK
2 techniques Initial Access
Privilege Escalation
References
https://cert-portal.siemens.com/productcert/csaf/ssa-390195.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/txt/ssa-390195.txt
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
cert-portal.siemens.com
and 35 more references View all →
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