cnvd-2021-43538
Vulnerability from cnvd
Title
PoDoFo存在未明漏洞(CNVD-2021-43538)
Description
PoDoFo是一个免费、可移植且易于使用的PDF解析、修改和创建库。
PoDoFo 0.9.7版中的PdfTokenizer::ReadArray()、PdfTokenizer::GetNextVariant()及PdfTokenizer::ReadDataType()函数存在不受控递归调用漏洞。攻击者可利用该漏洞导致栈溢出。
Severity
中
VLAI Severity ?
Formal description
厂商尚未提供漏洞修复方案,请关注厂商主页更新: https://sourceforge.net/projects/podofo/
Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-30470
Impacted products
| Name | PoDoFo PoDoFo 0.9.7 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-30470",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-30470"
}
},
"description": "PoDoFo\u662f\u4e00\u4e2a\u514d\u8d39\u3001\u53ef\u79fb\u690d\u4e14\u6613\u4e8e\u4f7f\u7528\u7684PDF\u89e3\u6790\u3001\u4fee\u6539\u548c\u521b\u5efa\u5e93\u3002\n\nPoDoFo 0.9.7\u7248\u4e2d\u7684PdfTokenizer::ReadArray()\u3001PdfTokenizer::GetNextVariant()\u53caPdfTokenizer::ReadDataType()\u51fd\u6570\u5b58\u5728\u4e0d\u53d7\u63a7\u9012\u5f52\u8c03\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u6808\u6ea2\u51fa\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://sourceforge.net/projects/podofo/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-43538",
"openTime": "2021-06-21",
"products": {
"product": "PoDoFo PoDoFo 0.9.7"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-30470",
"serverity": "\u4e2d",
"submitTime": "2021-05-27",
"title": "PoDoFo\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-43538\uff09"
}
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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.
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