1. 修复的CVE信息
CVE-2021-33516
描述：GUPnP 存在安全漏洞。该漏洞允许重新绑定DNS。远程web服务器可以利用这个漏洞诱导受害者的浏览器，使其触发针对使用这个库实现的本地UPnP服务的操作。
2. 影响的操作系统及修复版本
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gupnp-1.0.2-6.el7_9
gupnp-devel-1.0.2-6.el7_9
gupnp-docs-1.0.2-6.el7_9
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gupnp-1.0.2-6.el7_9
gupnp-devel-1.0.2-6.el7_9
gupnp-docs-1.0.2-6.el7_9
3. 受影响的软件包
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aarch64:gupnp、gupnp-devel、gupnp-docs
x86_64:gupnp、gupnp-devel、gupnp-docs
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aarch64:gupnp、gupnp-devel、gupnp-docs
x86_64:gupnp、gupnp-devel、gupnp-docs
4. 修复方法
方法一：配置源进行升级安装
1.打开软件包源配置文件，根据仓库地址进行修改。
仓库源地址：
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aarch64:https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/
x86_64:https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/
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aarch64:https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/aarch64/
x86_64:https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/x86_64/
2.配置完成后执行更新命令进行升级，命令如下：yum update Packagename
方法二：下载安装包进行升级安装
通过软件包地址下载软件包，使用软件包升级命令根据受影响的软件包列表进行升级安装,命令如下：yum install Packagename
5. 软件包下载地址
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gupnp aarch64软件包下载地址:
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/gupnp-1.0.2-6.el7_9.aarch64.rpm
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/gupnp-devel-1.0.2-6.el7_9.aarch64.rpm
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/gupnp-docs-1.0.2-6.el7_9.noarch.rpm
gupnp x86_64软件包下载地址:
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/gupnp-1.0.2-6.el7_9.i686.rpm
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/gupnp-1.0.2-6.el7_9.x86_64.rpm
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/gupnp-devel-1.0.2-6.el7_9.i686.rpm
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/gupnp-devel-1.0.2-6.el7_9.x86_64.rpm
https://update.cs2c.com.cn:8080/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/gupnp-docs-1.0.2-6.el7_9.noarch.rpm
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gupnp aarch64软件包下载地址:
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/gupnp-1.0.2-6.el7_9.aarch64.rpm
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/gupnp-devel-1.0.2-6.el7_9.aarch64.rpm
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/gupnp-docs-1.0.2-6.el7_9.noarch.rpm
gupnp x86_64软件包下载地址:
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/gupnp-1.0.2-6.el7_9.i686.rpm
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/gupnp-1.0.2-6.el7_9.x86_64.rpm
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/gupnp-devel-1.0.2-6.el7_9.i686.rpm
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/gupnp-devel-1.0.2-6.el7_9.x86_64.rpm
https://update.cs2c.com.cn:8080/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/gupnp-docs-1.0.2-6.el7_9.noarch.rpm
注：其他相关依赖包请到相同目录下载
