CNVD-2021-89693
Vulnerability from cnvd - Published: 2021-11-22
VLAI Severity ?
Title
Mozilla Firefox拒绝服务漏洞(CNVD-2021-89693)
Description
Mozilla Firefox,中文俗称“火狐”,是一个由Mozilla开发的使用Gecko排版引擎,支持多种操作系统,自由及开放源代码的网页浏览器。
Mozilla Firefox存在拒绝服务漏洞。当任意更改 Firefox 浏览器参数的情况下可能导致系统拒绝服务。攻击者可以利用该漏洞更改特定的Firefox浏览器参数文件,然后重新启动系统,使系统无法启动,危害系统安全。
Severity
高
Patch Name
Mozilla Firefox拒绝服务漏洞(CNVD-2021-89693)的补丁
Patch Description
Mozilla Firefox,中文俗称“火狐”,是一个由Mozilla开发的使用Gecko排版引擎,支持多种操作系统,自由及开放源代码的网页浏览器。
Mozilla Firefox存在拒绝服务漏洞。当任意更改 Firefox 浏览器参数的情况下可能导致系统拒绝服务。攻击者可以利用该漏洞更改特定的Firefox浏览器参数文件,然后重新启动系统,使系统无法启动,危害系统安全。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://www.mozilla.org/zh-CN/firefox/new/
Reference
https://support.kaspersky.com/general/vulnerability.aspx?el=12430#01112021
Impacted products
| Name | Mozilla Firefox |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-35053",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-35053"
}
},
"description": "Mozilla Firefox\uff0c\u4e2d\u6587\u4fd7\u79f0\u201c\u706b\u72d0\u201d\uff0c\u662f\u4e00\u4e2a\u7531Mozilla\u5f00\u53d1\u7684\u4f7f\u7528Gecko\u6392\u7248\u5f15\u64ce\uff0c\u652f\u6301\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf\uff0c\u81ea\u7531\u53ca\u5f00\u653e\u6e90\u4ee3\u7801\u7684\u7f51\u9875\u6d4f\u89c8\u5668\u3002\n\nMozilla Firefox\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u5f53\u4efb\u610f\u66f4\u6539 Firefox \u6d4f\u89c8\u5668\u53c2\u6570\u7684\u60c5\u51b5\u4e0b\u53ef\u80fd\u5bfc\u81f4\u7cfb\u7edf\u62d2\u7edd\u670d\u52a1\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u66f4\u6539\u7279\u5b9a\u7684Firefox\u6d4f\u89c8\u5668\u53c2\u6570\u6587\u4ef6\uff0c\u7136\u540e\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\uff0c\u4f7f\u7cfb\u7edf\u65e0\u6cd5\u542f\u52a8\uff0c\u5371\u5bb3\u7cfb\u7edf\u5b89\u5168\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://www.mozilla.org/zh-CN/firefox/new/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-89693",
"openTime": "2021-11-22",
"patchDescription": "Mozilla Firefox\uff0c\u4e2d\u6587\u4fd7\u79f0\u201c\u706b\u72d0\u201d\uff0c\u662f\u4e00\u4e2a\u7531Mozilla\u5f00\u53d1\u7684\u4f7f\u7528Gecko\u6392\u7248\u5f15\u64ce\uff0c\u652f\u6301\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf\uff0c\u81ea\u7531\u53ca\u5f00\u653e\u6e90\u4ee3\u7801\u7684\u7f51\u9875\u6d4f\u89c8\u5668\u3002\r\n\r\nMozilla Firefox\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u5f53\u4efb\u610f\u66f4\u6539 Firefox \u6d4f\u89c8\u5668\u53c2\u6570\u7684\u60c5\u51b5\u4e0b\u53ef\u80fd\u5bfc\u81f4\u7cfb\u7edf\u62d2\u7edd\u670d\u52a1\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u66f4\u6539\u7279\u5b9a\u7684Firefox\u6d4f\u89c8\u5668\u53c2\u6570\u6587\u4ef6\uff0c\u7136\u540e\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\uff0c\u4f7f\u7cfb\u7edf\u65e0\u6cd5\u542f\u52a8\uff0c\u5371\u5bb3\u7cfb\u7edf\u5b89\u5168\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": "Mozilla Firefox\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2021-89693\uff09\u7684\u8865\u4e01",
"products": {
"product": "Mozilla Firefox"
},
"referenceLink": "https://support.kaspersky.com/general/vulnerability.aspx?el=12430#01112021",
"serverity": "\u9ad8",
"submitTime": "2021-11-05",
"title": "Mozilla Firefox\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2021-89693\uff09"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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