LibVNCServer 缓冲区错误漏洞
CNNVD-ID编号 | CNNVD-202006-1844 | CVE编号 | CVE-2017-18922 |
发布时间 | 2020-06-30 | 更新时间 | 2020-09-03 |
漏洞类型 | 缓冲区错误 | 漏洞来源 | N/A |
危险等级 | 超危 | 威胁类型 | 远程 |
厂商 | N/A |
漏洞介绍
LibVNCServer是一款支持在程序中实现VNC(虚拟网络计算)服务器或客户端功能的跨平台C语言库。
LibVNCServer 9.12之前版本中的websockets.c文件存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时,未正确验证数据边界,导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
漏洞补丁
目前厂商已发布升级了LibVNCServer 缓冲区错误漏洞的补丁,LibVNCServer 缓冲区错误漏洞的补丁获取链接:
https://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433
参考网址
来源:SUSE
链接:http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html
来源:MISC
链接:https://www.openwall.com/lists/oss-security/2020/06/30/2
来源:MISC
链接:https://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433
来源:MLIST
链接:http://www.openwall.com/lists/oss-security/2020/06/30/3
来源:MISC
链接:https://bugzilla.redhat.com/show_bug.cgi?id=1852356
来源:FEDORA
来源:FEDORA
来源:SUSE
链接:http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00028.html
来源:UBUNTU
链接:https://usn.ubuntu.com/4407-1/
来源:SUSE
链接:http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00020.html
来源:SUSE
链接:http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html
来源:SUSE
链接:http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/158880/Red-Hat-Security-Advisory-2020-3456-01.html
来源:nvd.nist.gov
链接:https://nvd.nist.gov/vuln/detail/CVE-2017-18922
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/158725/Red-Hat-Security-Advisory-2020-3281-01.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.2469/
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/158809/Red-Hat-Security-Advisory-2020-3385-01.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.2831/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.2657/
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.2746/
来源:packetstormsecurity.com
链接:https://packetstormsecurity.com/files/159024/Red-Hat-Security-Advisory-2020-3588-01.html
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.2727/
来源:vigilance.fr
链接:https://vigilance.fr/vulnerability/LibVNCServer-buffer-overflow-via-websockets-c-32696
来源:www.auscert.org.au
链接:https://www.auscert.org.au/bulletins/ESB-2020.3000/
受影响实体
暂无
信息来源
http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-202006-1844

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