Vulnerability Description
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rre.c allows out-of-bounds access via encodings.
CVSS Score
5.4
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libvnc Project | Libvncserver | < 0.9.12 |
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
| 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
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdfPatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/commit/74e8a70f2c9a5248d6718ce443e07c7ed3PatchThird 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
- https://usn.ubuntu.com/4573-1/Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdfPatchThird Party Advisory
- https://github.com/LibVNC/libvncserver/commit/74e8a70f2c9a5248d6718ce443e07c7ed3PatchThird 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
- https://usn.ubuntu.com/4573-1/Third Party Advisory
FAQ
What is CVE-2020-14404?
CVE-2020-14404 is a vulnerability with a CVSS score of 5.4 (MEDIUM). An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rre.c allows out-of-bounds access via encodings.
How severe is CVE-2020-14404?
CVE-2020-14404 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-14404?
Check the references section above for vendor advisories and patch information. Affected products include: Libvnc Project Libvncserver, Canonical Ubuntu Linux, Debian Debian Linux, Siemens Simatic Itc1500 Firmware, Siemens Simatic Itc1500.