Vulnerability-Lookup

CNVD-2021-49137

Vulnerability from cnvd - Published: 2021-07-11

Title

Mozilla Firefox欺骗漏洞（CNVD-2021-49137）

Description

Mozilla Firefox是一款开源Web浏览器。 Mozilla Firefox存在欺骗漏洞，远程攻击者可利用此漏洞进行欺骗攻击。

Severity

中

Patch Name

Mozilla Firefox欺骗漏洞（CNVD-2021-49137）的补丁

Patch Description

Mozilla Firefox是一款开源Web浏览器。 Mozilla Firefox存在欺骗漏洞，远程攻击者可利用此漏洞进行欺骗攻击。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/en-US/security/advisories/mfsa2021-16/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-23996

Impacted products

Name
Mozilla Firefox < 88

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-23996"
    }
  },
  "description": "Mozilla Firefox\u662f\u4e00\u6b3e\u5f00\u6e90Web\u6d4f\u89c8\u5668\u3002\n\nMozilla Firefox\u5b58\u5728\u6b3a\u9a97\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u8fdb\u884c\u6b3a\u9a97\u653b\u51fb\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/en-US/security/advisories/mfsa2021-16/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-49137",
  "openTime": "2021-07-11",
  "patchDescription": "Mozilla Firefox\u662f\u4e00\u6b3e\u5f00\u6e90Web\u6d4f\u89c8\u5668\u3002\r\n\r\nMozilla Firefox\u5b58\u5728\u6b3a\u9a97\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u8fdb\u884c\u6b3a\u9a97\u653b\u51fb\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\u6b3a\u9a97\u6f0f\u6d1e\uff08CNVD-2021-49137\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Mozilla Firefox \u003c 88"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-23996",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-21",
  "title": "Mozilla Firefox\u6b3a\u9a97\u6f0f\u6d1e\uff08CNVD-2021-49137\uff09"
}

CVE-2021-23996 (GCVE-0-2021-23996)

Vulnerability from cvelistv5 – Published: 2021-06-24 13:25 – Updated: 2024-08-03 19:14

Summary

By utilizing 3D CSS in conjunction with Javascript, content could have been rendered outside the webpage's viewport, resulting in a spoofing attack that could have been used for phishing or other attacks on a user. This vulnerability affects Firefox < 88.

Severity

No CVSS data available.

CWE

Content rendered outside of webpage viewport

Assigner

mozilla mitre root

References

2 references

URL	Tags
https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1701834	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Mozilla	Firefox	Affected: unspecified , < 88 (custom)

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-03T19:14:10.063Z",
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            ],
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            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1701834"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "vendor": "Mozilla",
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        }
      ],
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              "lang": "en",
              "type": "text"
            }
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      },
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          ],
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1701834"
        }
      ],
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        },
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              {
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        "problemtype": {
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        "references": {
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            },
            {
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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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.