CVSS: 7.5EPSS: 1%CPEs: 22EXPL: 0CVE-2020-14397 – libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference
https://notcve.org/view.php?id=CVE-2020-14397
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference. Se detectó un problema en LibVNCServer versiones anteriores a 0.9.13. La biblioteca libvncserver/rfbregion.c presenta una desreferencia del puntero NULL • http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf https://github.com/LibVNC/libvncserver/commit/38e98ee61d74f5f5ab4aa4c77146faad1962d6d0 https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 https://lists.debian.org/debian-lts-announce/2020&#x • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-476: NULL Pointer Dereference •
CVSS: 7.5EPSS: 0%CPEs: 22EXPL: 0CVE-2020-14398
https://notcve.org/view.php?id=CVE-2020-14398
An issue was discovered in LibVNCServer before 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c. Se detectó un problema en LibVNCServer versiones anteriores a 0.9.13. Una conexión TCP cerrada inapropiadamente causa un bucle infinito en la biblioteca libvncclient/sockets.c • http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf https://github.com/LibVNC/libvncserver/commit/57433015f856cc12753378254ce4f1c78f5d9c7b https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 https://usn.ubuntu.com/4434-1 • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •
CVSS: 7.5EPSS: 1%CPEs: 8EXPL: 0CVE-2020-14399
https://notcve.org/view.php?id=CVE-2020-14399
An issue was discovered in LibVNCServer before 0.9.13. Byte-aligned data is accessed through uint32_t pointers in libvncclient/rfbproto.c. NOTE: there is reportedly "no trust boundary crossed. **EN DISPUTA** Se detectó un problema en LibVNCServer versiones anteriores a 0.9.13. Los datos Byte-aligned son accedidos por medio de punteros uint32_t en la biblioteca libvncclient/rfbproto.c. • http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html https://bugzilla.redhat.com/show_bug.cgi?id=1860354 https://github.com/LibVNC/libvncserver/commit/23e5cbe6b090d7f22982aee909a6a618174d3c2d https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 https://lists.debian.org/debian-lts-announce/2020/06/msg000 •
CVSS: 7.5EPSS: 1%CPEs: 8EXPL: 0CVE-2020-14400
https://notcve.org/view.php?id=CVE-2020-14400
An issue was discovered in LibVNCServer before 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 ** EN DISPUTA ** Se detectó un problema en LibVNCServer versiones anteriores a 0.9.13. Los datos Byte-aligned son accedidos por medio de punteros uint16_t en la biblioteca libvncserver/translate.c. NOTA: Los terceros no consideran que se trate de una vulnerabilidad, ya que no se conoce el camino de la explotación o el cruce de un límite de confianza • http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html https://bugzilla.redhat.com/show_bug.cgi?id=1860361 https://github.com/LibVNC/libvncserver/commit/53073c8d7e232151ea2ecd8a1243124121e10e2d https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 https://lists.debian.org/debian-lts-announce/2020/06/msg000 •
CVSS: 6.5EPSS: 0%CPEs: 17EXPL: 0CVE-2020-14401
https://notcve.org/view.php?id=CVE-2020-14401
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow. Se detectó un problema en LibVNCServer versiones anteriores a 0.9.13. La biblioteca libvncserver/scale.c presenta un desbordamiento de enteros en la función pixel_value • http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423af https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 https://lists.debian.org/debian-lts-announce/2020&#x • CWE-190: Integer Overflow or Wraparound •