cnvd-2025-20712
Vulnerability from cnvd
Title
Tenda AC8 /goform/SetSysTimeCfg缓冲区溢出漏洞
Description
Tenda AC8是腾达推出的一款双频千兆无线路由器,专为1000兆以内光纤家庭设计,支持双频并发传输速率达1167Mbps,配备全千兆端口(1个WAN口+3个LAN口),可满足100-1000兆宽带接入需求。
Tenda AC8存在缓冲区溢出漏洞,该漏洞源于/goform/SetSysTimeCfg中的参数timeZone包含堆栈溢出。攻击者可利用该漏洞提交特殊的请求,可使应用程序崩溃或以应用程序上下文执行任意代码。
Severity
高
VLAI Severity ?
Formal description
目前厂商尚未发布升级程序修复该安全问题,详情见厂商官网: https://www.tenda.com.cn/
Reference
https://github.com/peris-navince/founded-0-days/blob/main/ac8/SetSysTimeCfg/1.md
Impacted products
| Name | Tenda AC8 v4 US_AC8V4.0si_V16.03.34.06_cn |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2023-40898",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-40898"
}
},
"description": "Tenda AC8\u662f\u817e\u8fbe\u63a8\u51fa\u7684\u4e00\u6b3e\u53cc\u9891\u5343\u5146\u65e0\u7ebf\u8def\u7531\u5668\uff0c\u4e13\u4e3a1000\u5146\u4ee5\u5185\u5149\u7ea4\u5bb6\u5ead\u8bbe\u8ba1\uff0c\u652f\u6301\u53cc\u9891\u5e76\u53d1\u4f20\u8f93\u901f\u7387\u8fbe1167Mbps\uff0c\u914d\u5907\u5168\u5343\u5146\u7aef\u53e3\uff081\u4e2aWAN\u53e3+3\u4e2aLAN\u53e3\uff09\uff0c\u53ef\u6ee1\u8db3100-1000\u5146\u5bbd\u5e26\u63a5\u5165\u9700\u6c42\u3002\n\nTenda AC8\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/goform/SetSysTimeCfg\u4e2d\u7684\u53c2\u6570timeZone\u5305\u542b\u5806\u6808\u6ea2\u51fa\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u53ef\u4f7f\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u6216\u4ee5\u5e94\u7528\u7a0b\u5e8f\u4e0a\u4e0b\u6587\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://www.tenda.com.cn/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2025-20712",
"openTime": "2025-09-05",
"products": {
"product": "Tenda AC8 v4 US_AC8V4.0si_V16.03.34.06_cn"
},
"referenceLink": "https://github.com/peris-navince/founded-0-days/blob/main/ac8/SetSysTimeCfg/1.md",
"serverity": "\u9ad8",
"submitTime": "2023-08-28",
"title": "Tenda AC8 /goform/SetSysTimeCfg\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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