cnvd-2021-102421
Vulnerability from cnvd
Title
Michael R Sweet HTMLDOC缓冲区溢出漏洞
Description
HTMLDOC是一个HTML文件格式转换编辑器，可读取HTML和Markdown源文件或网页，并生成带有可选目录的相应EPUB、HTML、PostScript或PDF文件。 HTMLDOC 1.9.12之前版本中的image_load_bmp存在缓冲区溢出漏洞。攻击者可通过特制BMP图像利用该漏洞导致拒绝服务。
Severity
中
Patch Name
Michael R Sweet HTMLDOC缓冲区溢出漏洞的补丁
Patch Description
HTMLDOC是一个HTML文件格式转换编辑器，可读取HTML和Markdown源文件或网页，并生成带有可选目录的相应EPUB、HTML、PostScript或PDF文件。 HTMLDOC 1.9.12之前版本中的image_load_bmp存在缓冲区溢出漏洞。攻击者可通过特制BMP图像利用该漏洞导致拒绝服务。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://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-40985
Impacted products
Name
Michael R Sweet HTMLDOC <1.9.12
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-40985",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-40985"
    }
  },
  "description": "HTMLDOC\u662f\u4e00\u4e2aHTML\u6587\u4ef6\u683c\u5f0f\u8f6c\u6362\u7f16\u8f91\u5668\uff0c\u53ef\u8bfb\u53d6HTML\u548cMarkdown\u6e90\u6587\u4ef6\u6216\u7f51\u9875\uff0c\u5e76\u751f\u6210\u5e26\u6709\u53ef\u9009\u76ee\u5f55\u7684\u76f8\u5e94EPUB\u3001HTML\u3001PostScript\u6216PDF\u6587\u4ef6\u3002\n\nHTMLDOC 1.9.12\u4e4b\u524d\u7248\u672c\u4e2d\u7684image_load_bmp\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236BMP\u56fe\u50cf\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102421",
  "openTime": "2021-12-24",
  "patchDescription": "HTMLDOC\u662f\u4e00\u4e2aHTML\u6587\u4ef6\u683c\u5f0f\u8f6c\u6362\u7f16\u8f91\u5668\uff0c\u53ef\u8bfb\u53d6HTML\u548cMarkdown\u6e90\u6587\u4ef6\u6216\u7f51\u9875\uff0c\u5e76\u751f\u6210\u5e26\u6709\u53ef\u9009\u76ee\u5f55\u7684\u76f8\u5e94EPUB\u3001HTML\u3001PostScript\u6216PDF\u6587\u4ef6\u3002\r\n\r\nHTMLDOC 1.9.12\u4e4b\u524d\u7248\u672c\u4e2d\u7684image_load_bmp\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236BMP\u56fe\u50cf\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "Michael R Sweet HTMLDOC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Michael R Sweet HTMLDOC \u003c1.9.12"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-40985",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-04",
  "title": "Michael R Sweet HTMLDOC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.