CVE-2018-7225
CRITICAL9.8EPSS 3.3%libvncserver - security update
發布日:2018/2/19修改日:2026/4/28
描述
An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets.
受影響套件(6)
- Alpine/libvncserverfrom 0, < 0.9.11-r2
- Debian/libvncserverfrom 0, < 0.9.11+dfsg-1.1
- Debian/libvncserverfrom 0, < 0.9.9+dfsg-1+deb7u3
- Debian/libvncserverfrom 0, < 0.9.9+dfsg2-6.1+deb8u3
- Debian/tightvncfrom 0, < 1:1.3.9-9.1
- Debian/vinofrom 0, < 3.22.0-6
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |