CVE-2017-18922
published 2020-06-30CVE-2017-18922: It was discovered that websockets.c in LibVNCServer prior to 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this…
critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
It was discovered that websockets.c in LibVNCServer prior to 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this by sending specially crafted WebSocket frames to a server, causing a heap-based buffer overflow.
Affected
23 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | libvncserver | < libvncserver 0.9.12+dfsg-3 (bookworm) | libvncserver 0.9.12+dfsg-3 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| libvncserver_project | libvncserver | < 0.9.12 | 0.9.12 |
| libvncserver_project | libvncserver | >= 0 < 0.9.12+dfsg-3 | 0.9.12+dfsg-3 |
| libvncserver_project | libvncserver | >= 0 < 0.9.12+dfsg-3 | 0.9.12+dfsg-3 |
| libvncserver_project | libvncserver | >= 0 < 0.9.12+dfsg-3 | 0.9.12+dfsg-3 |
| libvncserver_project | libvncserver | >= 0 < 0.9.12+dfsg-3 | 0.9.12+dfsg-3 |
| libvncserver_project | libvncserver | >= 0 < 0.9.10+dfsg-3ubuntu0.16.04.4 | 0.9.10+dfsg-3ubuntu0.16.04.4 |
| libvncserver_project | libvncserver | >= 0 < 0.9.11+dfsg-1ubuntu1.2 | 0.9.11+dfsg-1ubuntu1.2 |
| libvncserver_project | libvncserver | >= 0 < 0.9.12+dfsg-9ubuntu0.1 | 0.9.12+dfsg-9ubuntu0.1 |
| opensuse | leap | — | — |
| opensuse | leap | — | — |
| siemens | simatic_itc1500_firmware | >= 3.0.0.0 < 3.2.1.0 | 3.2.1.0 |
| siemens | simatic_itc1500_pro_firmware | >= 3.0.0.0 < 3.2.1.0 | 3.2.1.0 |
| siemens | simatic_itc1900_firmware | >= 3.0.0.0 < 3.2.1.0 | 3.2.1.0 |
| siemens | simatic_itc1900_pro_firmware | >= 3.0.0.0 < 3.2.1.0 | 3.2.1.0 |
| siemens | simatic_itc2200_firmware | >= 3.0.0.0 < 3.2.1.0 | 3.2.1.0 |
| siemens | simatic_itc2200_pro_firmware | >= 3.0.0.0 < 3.2.1.0 | 3.2.1.0 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL