CNVD-2021-80279
Vulnerability from cnvd - Published: 2021-10-26
VLAI
Title
HTMLDOC输入验证错误漏洞（CNVD-2021-80279）
Description
HTMLDOC是一款能够将HTML和Markdown文件转换为EPUB、索引HTML、PostScript和PDF等格式文件的开源程序。
HTMLDOC存在输入验证错误漏洞，该漏洞源于对用户提供的输入的验证不足。远程攻击者利用该漏洞可以执行拒绝服务(DoS)攻击。
Severity
中
Patch Name
HTMLDOC输入验证错误漏洞（CNVD-2021-80279）的补丁
Patch Description
HTMLDOC是一款能够将HTML和Markdown文件转换为EPUB、索引HTML、PostScript和PDF等格式文件的开源程序。
HTMLDOC存在输入验证错误漏洞，该漏洞源于对用户提供的输入的验证不足。远程攻击者利用该漏洞可以执行拒绝服务(DoS)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
目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/michaelrsweet/htmldoc/issues/410
Reference
https://github.com/michaelrsweet/htmldoc/issues/410
Impacted products
| Name | ['Michael R Sweet htmldoc (Debian 软件包) 1.9.2-1', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.2-2', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.3', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.3-1', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.7-1', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.8', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.8-1', 'Michael R Sweet htmldoc (Debian 软件包) 1.9.8-2'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-26948",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-26948"
}
},
"description": "HTMLDOC\u662f\u4e00\u6b3e\u80fd\u591f\u5c06HTML\u548cMarkdown\u6587\u4ef6\u8f6c\u6362\u4e3aEPUB\u3001\u7d22\u5f15HTML\u3001PostScript\u548cPDF\u7b49\u683c\u5f0f\u6587\u4ef6\u7684\u5f00\u6e90\u7a0b\u5e8f\u3002\n\nHTMLDOC\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u7528\u6237\u63d0\u4f9b\u7684\u8f93\u5165\u7684\u9a8c\u8bc1\u4e0d\u8db3\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u6267\u884c\u62d2\u7edd\u670d\u52a1(DoS)\u653b\u51fb\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/michaelrsweet/htmldoc/issues/410",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-80279",
"openTime": "2021-10-26",
"patchDescription": "HTMLDOC\u662f\u4e00\u6b3e\u80fd\u591f\u5c06HTML\u548cMarkdown\u6587\u4ef6\u8f6c\u6362\u4e3aEPUB\u3001\u7d22\u5f15HTML\u3001PostScript\u548cPDF\u7b49\u683c\u5f0f\u6587\u4ef6\u7684\u5f00\u6e90\u7a0b\u5e8f\u3002\r\n\r\nHTMLDOC\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u7528\u6237\u63d0\u4f9b\u7684\u8f93\u5165\u7684\u9a8c\u8bc1\u4e0d\u8db3\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u6267\u884c\u62d2\u7edd\u670d\u52a1(DoS)\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": "HTMLDOC\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-80279\uff09\u7684\u8865\u4e01",
"products": {
"product": [
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.2-1",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.2-2",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.3",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.3-1",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.7-1",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.8",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.8-1",
"Michael R Sweet htmldoc (Debian \u8f6f\u4ef6\u5305) 1.9.8-2"
]
},
"referenceLink": "https://github.com/michaelrsweet/htmldoc/issues/410",
"serverity": "\u4e2d",
"submitTime": "2021-06-16",
"title": "HTMLDOC\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-80279\uff09"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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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.
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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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.
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