{"cve":"CVE-2020-14396","nvd":{"published":"2020-06-17T16:15:11.697","modified":"2026-06-17T02:54:41.503","status":"Modified","description":"An issue was discovered in LibVNCServer before 0.9.13. libvncclient/tls_openssl.c has a NULL pointer dereference.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-476"],"references":["https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf","https://github.com/LibVNC/libvncserver/commit/33441d90a506d5f3ae9388f2752901227e430553","https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13","https://usn.ubuntu.com/4434-1/","https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf"],"products":["canonical:ubuntu_linux","debian:debian_linux","libvnc_project:libvncserver","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"],"source":"nvd","synced_at":"2026-10-19T21:05:42.039641217+00:00"},"epss":{"cve":"CVE-2020-14396","score":0.02573,"percentile":0.8517,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}