Vulnerability-Lookup

CNVD-2023-02268

Vulnerability from cnvd - Published: 2023-01-12

Title

HTMLMinifier拒绝服务漏洞

Description

HTMLMinifier是一个基于Javascript的HTML压缩器/迷你器。 HTMLMinifier4.0.0版本存在拒绝服务漏洞，该漏洞源于程序使用不当的正则表达式，攻击者可利用该漏洞通过发送特制的正则表达式输入，造成拒绝服务。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://github.com/kangax/html-minifier/issues/1135

Reference

https://github.com/kangax/html-minifier/issues/1135

Impacted products

Name
Juriy Zaytsev HTMLMinifier 4.0.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-37620",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-37620"
    }
  },
  "description": "HTMLMinifier\u662f\u4e00\u4e2a\u57fa\u4e8eJavascript\u7684HTML\u538b\u7f29\u5668/\u8ff7\u4f60\u5668\u3002\n \nHTMLMinifier4.0.0\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4f7f\u7528\u4e0d\u5f53\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u8f93\u5165\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/kangax/html-minifier/issues/1135",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-02268",
  "openTime": "2023-01-12",
  "products": {
    "product": "Juriy Zaytsev HTMLMinifier 4.0.0"
  },
  "referenceLink": "https://github.com/kangax/html-minifier/issues/1135",
  "serverity": "\u9ad8",
  "submitTime": "2022-11-02",
  "title": "HTMLMinifier\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2022-37620 (GCVE-0-2022-37620)

Vulnerability from cvelistv5 – Published: 2022-10-31 00:00 – Updated: 2025-06-01 13:26

Summary

A Regular Expression Denial of Service (ReDoS) flaw was found in kangax html-minifier 4.0.0 because of the reCustomIgnore regular expression.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-06 15:50 UTC

CWE

n/a
CWE-1333 - Inefficient Regular Expression Complexity

Assigner

mitre mitre root

References

4 references

URL	Tags
https://github.com/kangax/html-minifier/blob/51ce…
https://github.com/kangax/html-minifier/blob/51ce…
https://github.com/kangax/html-minifier/issues/1135
https://security.snyk.io/vuln/SNYK-JS-HTMLMINIFIE…

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T10:29:21.041Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "tags": [
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            "url": "https://github.com/kangax/html-minifier/blob/51ce10f4daedb1de483ffbcccecc41be1c873da2/src/htmlminifier.js#L1338"
          },
          {
            "tags": [
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            "url": "https://github.com/kangax/html-minifier/blob/51ce10f4daedb1de483ffbcccecc41be1c873da2/src/htmlminifier.js#L294"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/kangax/html-minifier/issues/1135"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-37620",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-06T15:50:27.267968Z",
                "version": "2.0.3"
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            "descriptions": [
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                "cweId": "CWE-1333",
                "description": "CWE-1333 Inefficient Regular Expression Complexity",
                "lang": "en",
                "type": "CWE"
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        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-06T15:51:17.033Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
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      ],
      "descriptions": [
        {
          "lang": "en",
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      "problemTypes": [
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          "descriptions": [
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      "providerMetadata": {
        "dateUpdated": "2025-06-01T13:26:16.095Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
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      "references": [
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          "url": "https://github.com/kangax/html-minifier/blob/51ce10f4daedb1de483ffbcccecc41be1c873da2/src/htmlminifier.js#L1338"
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        },
        {
          "url": "https://github.com/kangax/html-minifier/issues/1135"
        },
        {
          "url": "https://security.snyk.io/vuln/SNYK-JS-HTMLMINIFIER-3091181"
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  "cveMetadata": {
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    "assignerShortName": "mitre",
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    "datePublished": "2022-10-31T00:00:00.000Z",
    "dateReserved": "2022-08-08T00:00:00.000Z",
    "dateUpdated": "2025-06-01T13:26:16.095Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.