CVE:CVE-2012-6570
CNNVD:CNNVD-201306-406
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，S2000，S3000，S3500，S3900，S5100，S5600，S7800，S8500交换机中的(1)Branch Intelligent Management System (BIMS)和(2)web management组件中的HTTP模块中存在漏洞，该漏洞源于程序不检查HTTP数据是否长于Content-Length字段的值。远程HTTP服务器端的攻击者可通过特制的响应利用该漏洞实施基于堆的缓冲区溢出攻击，执行任意代码。
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