Published: 23/04/2020 Updated: 10/03/2022

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

libvncclient/cursor.c in LibVNCServer up to and including 0.9.12 has a HandleCursorShape integer overflow and heap-based buffer overflow via a large height or width value. NOTE: this may overlap CVE-2019-15690.

Vulnerable Product	Search on Vulmon	Subscribe to Product
libvnc project libvncserver
canonical ubuntu linux 14.04
canonical ubuntu linux 16.04
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

Critical Infrastructure Sectors: Chemical, Critical Manufacturing, Energy, Food and Agriculture, Water and Wastewater Systems

CWE-787 CWE-190 https://github.com/LibVNC/libvncserver/commit/54220248886b5001fbbb9fa73c4e1a2cb9413fed http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00027.html https://usn.ubuntu.com/4407-1/https://securitylab.github.com/advisories/GHSL-2020-064-libvnc-libvncclient https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf https://nvd.nist.gov https://www.cisa.gov/uscert/ics/advisories/icsa-21-350-12

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CVE-2019-20788

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