7.5

CVE-2019-20839

libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libvnc Project ≫ Libvncserver Version <= 0.9.12
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.10
Canonical ≫ Ubuntu Linux Version 20.04 SwEdition lts
Debian ≫ Debian Linux Version 8.0
Debian ≫ Debian Linux Version 9.0
Siemens ≫ Simatic Itc1500 Firmware Version >= 3.0.0.0 < 3.2.1.0
   Siemens ≫ Simatic Itc1500 Version -
Siemens ≫ Simatic Itc1500 Pro Firmware Version >= 3.0.0.0 < 3.2.1.0
   Siemens ≫ Simatic Itc1500 Pro Version -
Siemens ≫ Simatic Itc1900 Firmware Version >= 3.0.0.0 < 3.2.1.0
   Siemens ≫ Simatic Itc1900 Version -
Siemens ≫ Simatic Itc1900 Pro Firmware Version >= 3.0.0.0 < 3.2.1.0
   Siemens ≫ Simatic Itc1900 Pro Version -
Siemens ≫ Simatic Itc2200 Firmware Version >= 3.0.0.0 < 3.2.1.0
   Siemens ≫ Simatic Itc2200 Version -
Siemens ≫ Simatic Itc2200 Pro Firmware Version >= 3.0.0.0 < 3.2.1.0
   Siemens ≫ Simatic Itc2200 Pro Version -
Opensuse ≫ Leap Version 15.2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.59% 0.879
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
Patch
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html
Third Party Advisory
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html
Third Party Advisory
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html
Third Party Advisory
Mailing List
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
Third Party Advisory
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVP7TJVYJDXDFRHVQ3ENEN3H354QPXEZ/
https://github.com/LibVNC/libvncserver/commit/3fd03977c9b35800d73a865f167338cb4d05b0c1
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
Third Party Advisory
Mailing List
https://usn.ubuntu.com/4434-1/
Third Party Advisory