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libvncserver project libvncserver vulnerabilities and exploits
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NA
CVE-2020-29260
libvncclient v0.9.13 exists to contain a memory leak via the function rfbClientCleanup().
Libvncserver Project Libvncserver 0.9.13
Debian Debian Linux 10.0
445
VMScore
CVE-2020-25708
A divide by zero issue was found to occur in libvncserver-0.9.12. A malicious client could use this flaw to send a specially crafted message that, when processed by the VNC server, would lead to a floating point exception, resulting in a denial of service.
Libvncserver Project Libvncserver 0.9.12
Redhat Enterprise Linux 7.0
Redhat Enterprise Linux 6.0
Redhat Enterprise Linux 8.0
Debian Debian Linux 10.0
668
VMScore
CVE-2017-18922
It exists that websockets.c in LibVNCServer before 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.
Libvncserver Project Libvncserver
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 19.10
Canonical Ubuntu Linux 20.04
Opensuse Leap 15.1
Opensuse Leap 15.2
Fedoraproject Fedora 31
Fedoraproject Fedora 32
Siemens Simatic Itc1500 Firmware
Siemens Simatic Itc1500 Pro Firmware
Siemens Simatic Itc1900 Firmware
Siemens Simatic Itc1900 Pro Firmware
Siemens Simatic Itc2200 Firmware
Siemens Simatic Itc2200 Pro Firmware
445
VMScore
CVE-2018-21247
An issue exists in LibVNCServer prior to 0.9.13. There is an information leak (of uninitialized memory contents) in the libvncclient/rfbproto.c ConnectToRFBRepeater function.
Libvnc Project Libvncserver
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 18.10
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Siemens Simatic Itc1500 Firmware
Siemens Simatic Itc1500 Pro Firmware
Siemens Simatic Itc1900 Firmware
Siemens Simatic Itc1900 Pro Firmware
Siemens Simatic Itc2200 Firmware
Siemens Simatic Itc2200 Pro Firmware
Opensuse Leap 15.2
445
VMScore
CVE-2020-14396
An issue exists in LibVNCServer prior to 0.9.13. libvncclient/tls_openssl.c has a NULL pointer dereference.
Libvnc Project Libvncserver
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 18.10
Canonical Ubuntu Linux 20.04
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Siemens Simatic Itc1500 Firmware
Siemens Simatic Itc1500 Pro Firmware
Siemens Simatic Itc1900 Firmware
Siemens Simatic Itc1900 Pro Firmware
Siemens Simatic Itc2200 Firmware
Siemens Simatic Itc2200 Pro Firmware
445
VMScore
CVE-2020-14397
An issue exists in LibVNCServer prior to 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference.
Libvnc Project Libvncserver
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 18.10
Canonical Ubuntu Linux 20.04
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Siemens Simatic Itc1500 Firmware
Siemens Simatic Itc1500 Pro Firmware
Siemens Simatic Itc1900 Firmware
Siemens Simatic Itc1900 Pro Firmware
Siemens Simatic Itc2200 Firmware
Siemens Simatic Itc2200 Pro Firmware
Opensuse Leap 15.2
445
VMScore
CVE-2020-14398
An issue exists in LibVNCServer prior to 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c.
Libvnc Project Libvncserver
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 18.10
Canonical Ubuntu Linux 20.04
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Siemens Simatic Itc1500 Firmware
Siemens Simatic Itc1500 Pro Firmware
Siemens Simatic Itc1900 Firmware
Siemens Simatic Itc1900 Pro Firmware
Siemens Simatic Itc2200 Firmware
Siemens Simatic Itc2200 Pro Firmware
Opensuse Leap 15.2
445
VMScore
CVE-2020-14399
An issue exists in LibVNCServer prior to 0.9.13. Byte-aligned data is accessed through uint32_t pointers in libvncclient/rfbproto.c. NOTE: there is reportedly "no trust boundary crossed.
Libvncserver Project Libvncserver
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Opensuse Leap 15.1
Opensuse Leap 15.2
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
445
VMScore
CVE-2020-14400
An issue exists in LibVNCServer prior to 0.9.13. Byte-aligned data is accessed through uint16_t pointers in libvncserver/translate.c. NOTE: Third parties do not consider this to be a vulnerability as there is no known path of exploitation or cross of a trust boundary
Libvncserver Project Libvncserver
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Opensuse Leap 15.1
Opensuse Leap 15.2
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
570
VMScore
CVE-2020-14401
An issue exists in LibVNCServer prior to 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
Libvncserver Project Libvncserver
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Opensuse Leap 15.1
Opensuse Leap 15.2
Siemens Simatic Itc1500 Firmware
Siemens Simatic Itc1500 Pro Firmware
Siemens Simatic Itc1900 Firmware
Siemens Simatic Itc1900 Pro Firmware
Siemens Simatic Itc2200 Firmware
Siemens Simatic Itc2200 Pro Firmware
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
firewall
CVE-2024-35649
stored XSS
CVE-2022-28654
CVE-2020-35153
CVE-2024-27348
CVE-2022-28652
local users
CVE-2017-3506
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