中危 在高 DNS-over-TLS 查询负载下，named 可能会意外终止 (CVE-2023-4236)
CVE编号
CVE-2023-4236利用情况
暂无补丁情况
官方补丁披露时间
2023-09-20漏洞描述
A flaw in the networking code handling DNS-over-TLS queries may cause `named` to terminate unexpectedly due to an assertion failure. This happens when internal data structures are incorrectly reused under significant DNS-over-TLS query load. This issue affects BIND 9 versions 9.18.0 through 9.18.18 and 9.18.11-S1 through 9.18.18-S1.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。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 | isc | bind | * | From (including) 9.18.0 | Up to (excluding) 9.18.18 | ||||
| 运行在以下环境 | |||||||||
| 应用 | isc | bind | 9.18.11 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | isc | bind | 9.18.18 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | bind | * | Up to (excluding) 9.18.19-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | bind | * | Up to (excluding) 9.18.19-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | bind | * | Up to (excluding) 9.18.19-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | bind9 | * | Up to (excluding) 9.11.5.P4+dfsg-5.1+deb10u7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | bind9 | * | Up to (excluding) 9.16.44-1~deb11u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | bind9 | * | Up to (excluding) 1:9.18.19-1~deb12u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | bind9 | * | Up to (excluding) 1:9.19.17-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_37 | bind-debugsource | * | Up to (excluding) 9.18.19-1.fc37 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_38 | bind-debugsource | * | Up to (excluding) 9.18.19-1.fc38 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_39 | bind-debugsource | * | Up to (excluding) 9.18.19-1.fc39 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_40 | bind-debugsource | * | Up to (excluding) 9.18.19-1.fc40 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | bind9 | * | Up to (excluding) 1:9.18.12-0ubuntu0.22.04.3 | |||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 普通权限
- 影响范围 越权影响
- 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 N/A
| CWE-ID | 漏洞类型 |
| CWE-617 | 可达断言 |
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