Vulnerability-Lookup

CNVD-2021-88948

Vulnerability from cnvd - Published: 2021-11-18

Title

Mozilla Firefox输入验证错误漏洞（CNVD-2021-88948）

Description

Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 fastify-static module 4.2.4至4.4.1版本存在安全漏洞，攻击者可以通过该漏洞利用双斜杠后跟域将用户重定向到任意网站。

Severity

中

Patch Name

Mozilla Firefox输入验证错误漏洞（CNVD-2021-88948）的补丁

Patch Description

Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 fastify-static module 4.2.4至4.4.1版本存在安全漏洞，攻击者可以通过该漏洞利用双斜杠后跟域将用户重定向到任意网站。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

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://github.com/fastify/fastify

Reference

https://hackerone.com/reports/1361804

Impacted products

Name
Mozilla Firefox >=4.2.4，<4.4.1

Show details on source website

JSON

To clipboard

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  "number": "CNVD-2021-88948",
  "openTime": "2021-11-18",
  "patchDescription": "Mozilla Firefox\u662f\u7f8e\u56fdMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u5f00\u6e90Web\u6d4f\u89c8\u5668\u3002\r\n\r\nfastify-static module 4.2.4\u81f34.4.1\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u8be5\u6f0f\u6d1e\u5229\u7528\u53cc\u659c\u6760\u540e\u8ddf\u57df\u5c06\u7528\u6237\u91cd\u5b9a\u5411\u5230\u4efb\u610f\u7f51\u7ad9\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",
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  "referenceLink": "https://hackerone.com/reports/1361804",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-18",
  "title": "Mozilla Firefox\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-88948\uff09"
}

CVE-2021-22964 (GCVE-0-2021-22964)

Vulnerability from cvelistv5 – Published: 2021-10-14 14:50 – Updated: 2024-08-03 18:58

Summary

A redirect vulnerability in the `fastify-static` module version >= 4.2.4 and < 4.4.1 allows remote attackers to redirect Mozilla Firefox users to arbitrary websites via a double slash `//` followed by a domain: `http://localhost:3000//a//youtube.com/%2e%2e%2f%2e%2e`.A DOS vulnerability is possible if the URL contains invalid characters `curl --path-as-is "http://localhost:3000//^/.."`The issue shows up on all the `fastify-static` applications that set `redirect: true` option. By default, it is `false`.

Severity

No CVSS data available.

CWE

CWE-400 - Denial of Service (CWE-400)

Assigner

hackerone mitre root

References

1 reference

URL	Tags
https://hackerone.com/reports/1361804	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	https://github.com/fastify/fastify-static	Affected: Affected >= v4.2.4, Fixed v4.4.1

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.

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.