cnvd-2021-11320
Vulnerability from cnvd
Title: Wireshark无限循环漏洞（CNVD-2021-11320）
Description:
Wireshark是一款网络封包分析软件。网络封包分析软件的功能是撷取网络封包，并尽可能显示出最为详细的网络封包资料。Wireshark使用WinPCAP作为接口，直接与网卡进行数据报文交换。
Wireshark 3.2.7及更早版本中的Facebook Zero Protocol (FBZERO)解析器存在无限循环漏洞。目前没有详细的漏洞细节提供。
Severity: 中
Patch Name: Wireshark无限循环漏洞（CNVD-2021-11320）的补丁
Patch Description:
Wireshark是一款网络封包分析软件。网络封包分析软件的功能是撷取网络封包，并尽可能显示出最为详细的网络封包资料。Wireshark使用WinPCAP作为接口，直接与网卡进行数据报文交换。
Wireshark 3.2.7及更早版本中的Facebook Zero Protocol (FBZERO)解析器存在无限循环漏洞。目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description:
厂商已发布了漏洞修复程序，请及时关注更新： https://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10ab
Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-26575
Impacted products
| Name | Wireshark Wireshark <=3.2.7 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2020-26575",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-26575"
}
},
"description": "Wireshark\u662f\u4e00\u6b3e\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u3002\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u7684\u529f\u80fd\u662f\u64b7\u53d6\u7f51\u7edc\u5c01\u5305\uff0c\u5e76\u5c3d\u53ef\u80fd\u663e\u793a\u51fa\u6700\u4e3a\u8be6\u7ec6\u7684\u7f51\u7edc\u5c01\u5305\u8d44\u6599\u3002Wireshark\u4f7f\u7528WinPCAP\u4f5c\u4e3a\u63a5\u53e3\uff0c\u76f4\u63a5\u4e0e\u7f51\u5361\u8fdb\u884c\u6570\u636e\u62a5\u6587\u4ea4\u6362\u3002\n\nWireshark 3.2.7\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684Facebook Zero Protocol (FBZERO)\u89e3\u6790\u5668\u5b58\u5728\u65e0\u9650\u5faa\u73af\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10ab",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-11320",
"openTime": "2021-02-22",
"patchDescription": "Wireshark\u662f\u4e00\u6b3e\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u3002\u7f51\u7edc\u5c01\u5305\u5206\u6790\u8f6f\u4ef6\u7684\u529f\u80fd\u662f\u64b7\u53d6\u7f51\u7edc\u5c01\u5305\uff0c\u5e76\u5c3d\u53ef\u80fd\u663e\u793a\u51fa\u6700\u4e3a\u8be6\u7ec6\u7684\u7f51\u7edc\u5c01\u5305\u8d44\u6599\u3002Wireshark\u4f7f\u7528WinPCAP\u4f5c\u4e3a\u63a5\u53e3\uff0c\u76f4\u63a5\u4e0e\u7f51\u5361\u8fdb\u884c\u6570\u636e\u62a5\u6587\u4ea4\u6362\u3002\r\n\r\nWireshark 3.2.7\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684Facebook Zero Protocol (FBZERO)\u89e3\u6790\u5668\u5b58\u5728\u65e0\u9650\u5faa\u73af\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "Wireshark\u65e0\u9650\u5faa\u73af\u6f0f\u6d1e\uff08CNVD-2021-11320\uff09\u7684\u8865\u4e01",
"products": {
"product": "Wireshark Wireshark \u003c=3.2.7"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-26575",
"serverity": "\u4e2d",
"submitTime": "2020-10-12",
"title": "Wireshark\u65e0\u9650\u5faa\u73af\u6f0f\u6d1e\uff08CNVD-2021-11320\uff09"
}
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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.
- 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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