CVE-2019-20788
Summary
| CVE | CVE-2019-20788 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-04-23 19:15:00 UTC |
| Updated | 2022-03-10 14:54:00 UTC |
| Description | libvncclient/cursor.c in LibVNCServer through 0.9.12 has a HandleCursorShape integer overflow and heap-based buffer overflow via a large height or width value. NOTE: this may overlap CVE-2019-15690. |
Risk And Classification
Problem Types: CWE-787 | CWE-190
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Canonical | Ubuntu Linux | 14.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 18.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 18.10 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 19.10 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 20.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 18.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 19.10 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 20.04 | All | All | All |
| Operating System | Debian | Debian Linux | 8.0 | All | All | All |
| Operating System | Debian | Debian Linux | 9.0 | All | All | All |
| Application | Libvncserver Project | Libvncserver | All | All | All | All |
| Application | Libvnc Project | Libvncserver | All | All | All | All |
| Operating System | Opensuse | Leap | 15.1 | All | All | All |
| Operating System | Opensuse | Leap | 15.1 | All | All | All |
| Hardware | Siemens | Simatic Itc1500 | - | All | All | All |
| Operating System | Siemens | Simatic Itc1500 Firmware | All | All | All | All |
| Hardware | Siemens | Simatic Itc1500 Pro | - | All | All | All |
| Operating System | Siemens | Simatic Itc1500 Pro Firmware | All | All | All | All |
| Hardware | Siemens | Simatic Itc1900 | - | All | All | All |
| Operating System | Siemens | Simatic Itc1900 Firmware | All | All | All | All |
| Hardware | Siemens | Simatic Itc1900 Pro | - | All | All | All |
| Operating System | Siemens | Simatic Itc1900 Pro Firmware | All | All | All | All |
| Hardware | Siemens | Simatic Itc2200 | - | All | All | All |
| Operating System | Siemens | Simatic Itc2200 Firmware | All | All | All | All |
| Hardware | Siemens | Simatic Itc2200 Pro | - | All | All | All |
| Operating System | Siemens | Simatic Itc2200 Pro Firmware | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| USN-4407-1: LibVNCServer vulnerabilities | Ubuntu security notices | Ubuntu | UBUNTU | usn.ubuntu.com | Third Party Advisory |
| libvncclient/cursor: limit width/height input values · LibVNC/libvncserver@5422024 · GitHub | MISC | github.com | Patch, Third Party Advisory |
| GHSL-2020-064: integer overflow in LibVNCClient HandleCursorShape resulting in remote heap overflow - CVE-2019-20788 - GitHub Security Lab | MISC | securitylab.github.com | Exploit, Third Party Advisory |
| cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf | CONFIRM | cert-portal.siemens.com | |
| [security-announce] openSUSE-SU-2020:0624-1: important: Security update | SUSE | lists.opensuse.org | Mailing List, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 590668 Siemens SIMATIC ITC Multiple Vulnerabilities (ICSA-21-350-12)