CVE:CVE-2012-6571
CNNVD:CNNVD-201306-407
Huawei Access Router（AR）是中国华为（Huawei）公司研发的一款低端路由器产品。该产品提供移动和固定两类网络接入方式，适用于企业网络。
Huawei AR路由器和S2000，S3000，S3500，S3900，S5100，S5600，S7800交换机中(1)Branch Intelligent Management System (BIMS)和(2)web management组件中的HTTP模块中存在漏洞，该漏洞源于程序使用可预测的会话ID值。远程攻击者可通过暴力破解攻击利用该漏洞劫持会话。
solution:Upgrade huawei ar_18-1x to a higher version than r0130,and avoid the version (,r0130]; Upgrade huawei ar_18-2x to a higher version than r1712,and avoid the version (,r1712]; Upgrade huawei ar_18-3x to a higher version than r0118,and avoid the version (,r0118]; Upgrade huawei ar_19/29/49 to a higher version than r2207,and avoid the version (,r2207]; Upgrade huawei ar_28/46 to a higher version than r0311,and avoid the version (,r0311]; Upgrade huawei s2000 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s2300 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s2700 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s3000 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s3300 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s3300hi to a higher version than r6305,and avoid the version r6305; Upgrade huawei s3500 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s3700 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s3900 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s5100 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s5600 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s7800 to a higher version than r6305,and avoid the version r6305; Upgrade huawei s8500 to a higher version than r1631,r1632,and avoid the version r1631,r1632