Vulnerability-Lookup

CNVD-2020-12689

Vulnerability from cnvd - Published: 2020-02-18

Title

Kyrol Internet Security无效指针漏洞

Description

Kyrol Internet Security是一款来自马来西亚的防病毒产品。 Kyrol Internet Security 9.0.6.9中的kyrld.sys驱动程序的IOCTL处理存在无效指针漏洞，该漏洞源于使用METHOD_NEITHER的0x9C402405会导致读取原语，攻击者可通过用户模式利用该漏洞实现权限提升，导致拒绝服务及实现代码执行。

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://www.kyrolsecuritylabs.com/

Reference

https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-12-04-kyrol-internet-security-invalid-pointer-vulnerability.md https://nafiez.github.io/security/vulnerability/2019/12/04/kyrol-internet-security-invalid-pointer-vulnerability.html

Impacted products

Name
KYROL Security Labs Kyrol Internet Security 9.0.6.9

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JSON

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    "cve": {
      "cveNumber": "CVE-2019-19820",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-19820"
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  "description": "Kyrol Internet Security\u662f\u4e00\u6b3e\u6765\u81ea\u9a6c\u6765\u897f\u4e9a\u7684\u9632\u75c5\u6bd2\u4ea7\u54c1\u3002\n\nKyrol Internet Security 9.0.6.9\u4e2d\u7684kyrld.sys\u9a71\u52a8\u7a0b\u5e8f\u7684IOCTL\u5904\u7406\u5b58\u5728\u65e0\u6548\u6307\u9488\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f7f\u7528METHOD_NEITHER\u76840x9C402405\u4f1a\u5bfc\u81f4\u8bfb\u53d6\u539f\u8bed\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7528\u6237\u6a21\u5f0f\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u73b0\u6743\u9650\u63d0\u5347\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u53ca\u5b9e\u73b0\u4ee3\u7801\u6267\u884c\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://www.kyrolsecuritylabs.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-12689",
  "openTime": "2020-02-18",
  "products": {
    "product": "KYROL Security Labs Kyrol Internet Security 9.0.6.9"
  },
  "referenceLink": "https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-12-04-kyrol-internet-security-invalid-pointer-vulnerability.md\r\nhttps://nafiez.github.io/security/vulnerability/2019/12/04/kyrol-internet-security-invalid-pointer-vulnerability.html",
  "serverity": "\u9ad8",
  "submitTime": "2019-12-17",
  "title": "Kyrol Internet Security\u65e0\u6548\u6307\u9488\u6f0f\u6d1e"
}

CVE-2019-19820 (GCVE-0-2019-19820)

Vulnerability from cvelistv5 – Published: 2019-12-16 20:07 – Updated: 2024-08-05 02:25

Summary

An invalid pointer vulnerability in IOCTL Handling in the kyrld.sys driver in Kyrol Internet Security 9.0.6.9 allows an attacker to achieve privilege escalation, denial-of-service, and code execution via usermode because 0x9C402405 using METHOD_NEITHER results in a read primitive.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://nafiez.github.io/security/vulnerability/2…	x_refsource_MISC
https://github.com/nafiez/nafiez.github.io/blob/m…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.
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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.

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.
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Action not permitted

CNVD-2020-12689

CVE-2019-19820 (GCVE-0-2019-19820)

Tags

Sightings

Nomenclature

Related by attack behaviour