9.8
CVE-2017-18922
- EPSS 4.78%
- Published 30.06.2020 11:15:10
- Last modified 21.11.2024 03:21:16
- Source cve@mitre.org
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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.
Data is provided by the National Vulnerability Database (NVD)
Libvncserver Project ≫ Libvncserver Version < 0.9.12
Canonical ≫ Ubuntu Linux Version16.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version19.10
Canonical ≫ Ubuntu Linux Version20.04 SwEditionlts
Fedoraproject ≫ Fedora Version31
Fedoraproject ≫ Fedora Version32
Siemens ≫ Simatic Itc1500 Firmware Version >= 3.0.0.0 < 3.2.1.0
Siemens ≫ Simatic Itc1500 Pro Firmware Version >= 3.0.0.0 < 3.2.1.0
Siemens ≫ Simatic Itc1900 Firmware Version >= 3.0.0.0 < 3.2.1.0
Siemens ≫ Simatic Itc1900 Pro Firmware Version >= 3.0.0.0 < 3.2.1.0
Siemens ≫ Simatic Itc2200 Firmware Version >= 3.0.0.0 < 3.2.1.0
Siemens ≫ Simatic Itc2200 Pro Firmware Version >= 3.0.0.0 < 3.2.1.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 4.78% | 0.89 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 9.8 | 3.9 | 5.9 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
|
| nvd@nist.gov | 7.5 | 10 | 6.4 |
AV:N/AC:L/Au:N/C:P/I:P/A:P
|
CWE-787 Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.