CVE-2017-18922
Description
It was discovered that websockets.c in LibVNCServer prior to 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this by sending specially crafted WebSocket frames to a server, causing a heap-based buffer overflow.
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:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
siemens
commercial·DEaka siemens ag
libvncserver project
oss-project
Canonical Ltd.
commercial·GBaka canonical
opensuse
oss-project·DE
fedoraproject
oss-project·USaka fedora project
and 5 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://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433
github.com
https://www.openwall.com/lists/oss-security/2020/06/30/2
openwall.com
https://bugzilla.redhat.com/show_bug.cgi?id=1852356
bugzilla.redhat.com
and 46 more references View all →
News mentions
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