CVE编号
CVE-2020-15706利用情况
暂无补丁情况
官方补丁披露时间
2020-07-30漏洞描述
grub2是GNU计划的一款Linux系统引导程序。 grub2 2.04及之前版本中的‘grub_script_function_create()’函数存在资源管理错误漏洞。攻击者可利用该漏洞执行任意代码并绕过安全启动限制。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://lists.gnu.org/archive/html/grub-devel/2020-07/msg00034.html
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html | |
| http://ubuntu.com/security/notices/USN-4432-1 | |
| http://www.openwall.com/lists/oss-security/2020/07/29/3 | |
| https://access.redhat.com/security/vulnerabilities/grub2bootloader | |
| https://lists.gnu.org/archive/html/grub-devel/2020-07/msg00034.html | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV200011 | |
| https://security.gentoo.org/glsa/202104-05 | |
| https://security.netapp.com/advisory/ntap-20200731-0008/ | |
| https://usn.ubuntu.com/4432-1/ | |
| https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/GRUB2SecureBootBypass | |
| https://www.debian.org/security/2020-GRUB-UEFI-SecureBoot | |
| https://www.debian.org/security/2020/dsa-4735 | |
| https://www.eclypsium.com/2020/07/29/theres-a-hole-in-the-boot/ | |
| https://www.openwall.com/lists/oss-security/2020/07/29/3 | |
| https://www.suse.com/c/suse-addresses-grub2-secure-boot-issue/ | |
| https://www.suse.com/support/kb/doc/?id=000019673 |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 应用 | gnu | grub2 | * |
Up to (including) 2.04 |
|||||
| 运行在以下环境 | |||||||||
| 应用 | redhat | enterprise_linux_atomic_host | - | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | redhat | openshift_container_platform | 4.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | grub2 | * |
Up to (excluding) 2.02-0.86.1.al7.alnx |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | grub2 | * |
Up to (excluding) 2.02-0.86.el7.centos |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | grub2 | * |
Up to (excluding) 2.02-87.el8_2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | grub2 | * |
Up to (excluding) 2.02+dfsg1-20+deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | grub2 | * |
Up to (excluding) 2.04-8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | grub2 | * |
Up to (excluding) 2.02~beta3-5+deb9u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | grub2 | * |
Up to (excluding) 2.02-lp151.21.21.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | grub2 | * |
Up to (excluding) 2.04-lp152.7.3.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | grub2 | * |
Up to (excluding) 2.02-0.81.0.4.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | grub2 | * |
Up to (excluding) 2.02-90.0.2.el8_3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | grub2 | * |
Up to (excluding) 2.02-87.el8_2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | grub2 | * |
Up to (excluding) 2.02-12.31.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | grub2 | * |
Up to (excluding) 1.34.22 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | grub2 | * |
Up to (excluding) 1.66.26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | grub2 | * |
Up to (excluding) 2.02-2ubuntu8.16 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | grub2 | * |
Up to (excluding) 1.142.3 |
|||||
- 攻击路径 本地
- 攻击复杂度 困难
- 权限要求 管控权限
- 影响范围 有限影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 100
还没有评论，来说两句吧...