Vulnerability-Lookup

CNVD-2021-04750

Vulnerability from cnvd - Published: 2021-01-21

Title

Mozilla Thunderbird/Firefox ESR释放后重用漏洞

Description

Mozilla Thunderbird是由Mozilla浏览器的邮件功能部件所改造的邮件工具，使用XUL程序界面语言所设计，是专门为搭配Mozilla Firefox浏览器使用者所设计的邮件客户端软件，界面设计更简洁、而且免安装。Firefox ESR是指火狐浏览器延长支持版，是mozilla专门为无法或不愿每隔六周就升级一次的企业所打造。 Mozilla Thunderbird/Firefox ESR存在释放后重用漏洞。攻击者可利用该漏洞执行任意代码。

Severity

中

Patch Name

Mozilla Thunderbird/Firefox ESR释放后重用漏洞的补丁

Patch Description

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/en-US/security/advisories/mfsa2020-40/；https://www.mozilla.org/en-US/security/advisories/mfsa2020-37/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-15669

Impacted products

Name
['Mozilla Firefox ESR <68.12', 'Mozilla Thunderbird <68.12']

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-15669",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-15669"
    }
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  "description": "Mozilla Thunderbird\u662f\u7531Mozilla\u6d4f\u89c8\u5668\u7684\u90ae\u4ef6\u529f\u80fd\u90e8\u4ef6\u6240\u6539\u9020\u7684\u90ae\u4ef6\u5de5\u5177\uff0c\u4f7f\u7528XUL\u7a0b\u5e8f\u754c\u9762\u8bed\u8a00\u6240\u8bbe\u8ba1\uff0c\u662f\u4e13\u95e8\u4e3a\u642d\u914dMozilla Firefox\u6d4f\u89c8\u5668\u4f7f\u7528\u8005\u6240\u8bbe\u8ba1\u7684\u90ae\u4ef6\u5ba2\u6237\u7aef\u8f6f\u4ef6\uff0c\u754c\u9762\u8bbe\u8ba1\u66f4\u7b80\u6d01\u3001\u800c\u4e14\u514d\u5b89\u88c5\u3002Firefox ESR\u662f\u6307\u706b\u72d0\u6d4f\u89c8\u5668\u5ef6\u957f\u652f\u6301\u7248\uff0c\u662fmozilla\u4e13\u95e8\u4e3a\u65e0\u6cd5\u6216\u4e0d\u613f\u6bcf\u9694\u516d\u5468\u5c31\u5347\u7ea7\u4e00\u6b21\u7684\u4f01\u4e1a\u6240\u6253\u9020\u3002\n\nMozilla Thunderbird/Firefox ESR\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-04750",
  "openTime": "2021-01-21",
  "patchDescription": "Mozilla Thunderbird\u662f\u7531Mozilla\u6d4f\u89c8\u5668\u7684\u90ae\u4ef6\u529f\u80fd\u90e8\u4ef6\u6240\u6539\u9020\u7684\u90ae\u4ef6\u5de5\u5177\uff0c\u4f7f\u7528XUL\u7a0b\u5e8f\u754c\u9762\u8bed\u8a00\u6240\u8bbe\u8ba1\uff0c\u662f\u4e13\u95e8\u4e3a\u642d\u914dMozilla Firefox\u6d4f\u89c8\u5668\u4f7f\u7528\u8005\u6240\u8bbe\u8ba1\u7684\u90ae\u4ef6\u5ba2\u6237\u7aef\u8f6f\u4ef6\uff0c\u754c\u9762\u8bbe\u8ba1\u66f4\u7b80\u6d01\u3001\u800c\u4e14\u514d\u5b89\u88c5\u3002Firefox ESR\u662f\u6307\u706b\u72d0\u6d4f\u89c8\u5668\u5ef6\u957f\u652f\u6301\u7248\uff0c\u662fmozilla\u4e13\u95e8\u4e3a\u65e0\u6cd5\u6216\u4e0d\u613f\u6bcf\u9694\u516d\u5468\u5c31\u5347\u7ea7\u4e00\u6b21\u7684\u4f01\u4e1a\u6240\u6253\u9020\u3002\r\n\r\nMozilla Thunderbird/Firefox ESR\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\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 Thunderbird/Firefox ESR\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Mozilla Firefox ESR \u003c68.12",
      "Mozilla Thunderbird \u003c68.12"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-15669",
  "serverity": "\u4e2d",
  "submitTime": "2020-09-08",
  "title": "Mozilla Thunderbird/Firefox ESR\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e"
}

CVE-2020-15669 (GCVE-0-2020-15669)

Vulnerability from cvelistv5 – Published: 2020-10-01 18:42 – Updated: 2024-08-04 13:22

Summary

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.12 and Thunderbird < 68.12.

Severity

No CVSS data available.

CWE

Use-After-Free when aborting an operation

Assigner

mozilla mitre root

References

3 references

URL	Tags
https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1656957	x_refsource_MISC

Impacted products

2 products

Vendor	Product	Version
Mozilla	Firefox ESR	Affected: unspecified , < 68.12 (custom)
Mozilla	Thunderbird	Affected: unspecified , < 68.12 (custom)

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2021-04750

CVE-2020-15669 (GCVE-0-2020-15669)

Tags

Sightings

Nomenclature

Related by attack behaviour