中危 net-snmp net-snmp 空指针解引用
CVE编号
CVE-2022-44793利用情况
暂无补丁情况
官方补丁披露时间
2022-11-07漏洞描述
handle_ipv6IpForwarding in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.4.3 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker to cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.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 | net-snmp | net-snmp | * | From (including) 5.4.3 | Up to (including) 5.9.3 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | net-snmp | * | Up to (excluding) 5.9.3-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | net-snmp | * | Up to (excluding) 5.9.3-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | net-snmp | * | Up to (excluding) 5.9.3-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | net-snmp | * | Up to (excluding) 5.9.3-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | net-snmp | * | Up to (excluding) 5.9.3-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | net-snmp | * | Up to (excluding) 5.9.3-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8 | net-snmp-doc | * | Up to (excluding) 5.8-27.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | net-snmp | * | Up to (excluding) 5.8-27.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | net-snmp | * | Up to (excluding) 5.7.3+dfsg-5+deb10u4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | net-snmp | * | Up to (including) 5.9+dfsg-4+deb11u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | net-snmp | * | Up to (excluding) 5.9.3+dfsg-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | net-snmp | * | Up to (excluding) 5.9.3+dfsg-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_5.3 | libsnmp40 | * | Up to (excluding) 5.9.3-150300.15.8.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.4 | net-snmp-devel | * | Up to (excluding) 5.9.3-150300.15.8.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 5.8-27.0.1.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_9 | oraclelinux-release | * | Up to (excluding) 5.9.1-9.0.1.el9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | net-snmp | * | Up to (excluding) 5.8-27.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_9 | net-snmp-agent-libs | * | Up to (excluding) 5.9.1-9.el9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | libsnmp30 | * | Up to (excluding) 5.7.3-11.6.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | net-snmp | * | Up to (excluding) 5.7.3+dfsg-1.8ubuntu3.8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | net-snmp | * | Up to (excluding) 5.8+dfsg-2ubuntu2.6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | net-snmp | * | Up to (excluding) 5.9.1+dfsg-1ubuntu2.4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.10 | net-snmp | * | Up to (excluding) 5.9.3+dfsg-1ubuntu1.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_a | net-snmp | * | Up to (excluding) net-snmp-5.8-27.uelc20 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_d | net-snmp | * | Up to (excluding) 5.7.3.1-deepin1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_e | net-snmp | * | Up to (excluding) net-snmp-5.9-8.up1.uel20 | |||||
- 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 数据泄露
- 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-476 | 空指针解引用 |
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