Vulnerability Description
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
CVSS Score
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libvncserver Project | Libvncserver | < 0.9.13 |
| Debian | Debian Linux | 8.0 |
| Opensuse | Leap | 15.1 |
| Siemens | Simatic Itc1500 Firmware | >= 3.0.0.0, < 3.2.1.0 |
| Siemens | Simatic Itc1500 | - |
| Siemens | Simatic Itc1500 Pro Firmware | >= 3.0.0.0, < 3.2.1.0 |
| Siemens | Simatic Itc1500 Pro | - |
| Siemens | Simatic Itc1900 Firmware | >= 3.0.0.0, < 3.2.1.0 |
| Siemens | Simatic Itc1900 | - |
| Siemens | Simatic Itc1900 Pro Firmware | >= 3.0.0.0, < 3.2.1.0 |
| Siemens | Simatic Itc1900 Pro | - |
| Siemens | Simatic Itc2200 Firmware | >= 3.0.0.0, < 3.2.1.0 |
| Siemens | Simatic Itc2200 | - |
| Siemens | Simatic Itc2200 Pro Firmware | >= 3.0.0.0, < 3.2.1.0 |
| Siemens | Simatic Itc2200 Pro | - |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.htmlMailing ListThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdfPatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170PatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServeRelease NotesThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00035.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00045.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/4434-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.htmlMailing ListThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdfPatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170PatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServeRelease NotesThird Party Advisory
FAQ
What is CVE-2020-14401?
CVE-2020-14401 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
How severe is CVE-2020-14401?
CVE-2020-14401 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-14401?
Check the references section above for vendor advisories and patch information. Affected products include: Libvncserver Project Libvncserver, Debian Debian Linux, Opensuse Leap, Siemens Simatic Itc1500 Firmware, Siemens Simatic Itc1500.