Vulnerability-Lookup

CNVD-2020-61975

Vulnerability from cnvd - Published: 2020-11-11

Title

QEMU eth_get_gso_type()拒绝服务漏洞

Description

QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）软件开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU eth_get_gso_type() 存在拒绝服务漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。攻击者可以利用此漏洞造成错误可触发拒绝服务。

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://discussions.eramba.org/t/bug-injectable-host-header-security-issue/1719

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-27617

Impacted products

Name
QEMU QEMU

Show details on source website

JSON

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    "cve": {
      "cveNumber": "CVE-2020-27617",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-27617"
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  "description": "QEMU\uff08Quick Emulator\uff09\u662f\u6cd5\u56fd\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u8f6f\u4ef6\u5f00\u53d1\u8005\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u5177\u6709\u901f\u5ea6\u5feb\u3001\u8de8\u5e73\u53f0\u7b49\u7279\u70b9\u3002\n\nQEMU  eth_get_gso_type() \u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7684\u4ee3\u7801\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8bbe\u8ba1\u6216\u5b9e\u73b0\u4e0d\u5f53\u7684\u95ee\u9898\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u6f0f\u6d1e\u9020\u6210\u9519\u8bef\u53ef\u89e6\u53d1\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://discussions.eramba.org/t/bug-injectable-host-header-security-issue/1719",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-61975",
  "openTime": "2020-11-11",
  "products": {
    "product": "QEMU QEMU"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-27617",
  "serverity": "\u9ad8",
  "submitTime": "2020-11-03",
  "title": "QEMU  eth_get_gso_type()\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2020-27617 (GCVE-0-2020-27617)

Vulnerability from cvelistv5 – Published: 2020-11-06 07:51 – Updated: 2024-08-04 16:18

Summary

eth_get_gso_type in net/eth.c in QEMU 4.2.1 allows guest OS users to trigger an assertion failure. A guest can crash the QEMU process via packet data that lacks a valid Layer 3 protocol.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://lists.nongnu.org/archive/html/qemu-devel/…	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2020/11/02/1	x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
https://security.netapp.com/advisory/ntap-2020120…	x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2022…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

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Action not permitted

CNVD-2020-61975

CVE-2020-27617 (GCVE-0-2020-27617)

Tags

Sightings

Nomenclature

Related by attack behaviour