Vulnerability-Lookup

CNVD-2019-34757

Vulnerability from cnvd - Published: 2019-10-12

Title

Suricata拒绝服务漏洞（CNVD-2019-34757）

Description

Suricata是一个高性能网络入侵检测(IDS)、入侵防御(IPS)及网络安全监控多线程引擎。 Suricata中的util-decode-mime.c中的ProcessMimeEntity函数存在拒绝服务漏洞。远程攻击者可通过特制SMTP解析器输入利用该漏洞导致拒绝服务（段错误和守护进程崩溃）。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://suricata-ids.org/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-18956

Impacted products

Name
Open Information Security Foundation (OISF) Suricata 4.x (<=4.0.5)

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-18956"
    }
  },
  "description": "Suricata\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7f51\u7edc\u5165\u4fb5\u68c0\u6d4b(IDS)\u3001\u5165\u4fb5\u9632\u5fa1(IPS)\u53ca\u7f51\u7edc\u5b89\u5168\u76d1\u63a7\u591a\u7ebf\u7a0b\u5f15\u64ce\u3002\n\nSuricata\u4e2d\u7684util-decode-mime.c\u4e2d\u7684ProcessMimeEntity\u51fd\u6570\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236SMTP\u89e3\u6790\u5668\u8f93\u5165\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u6bb5\u9519\u8bef\u548c\u5b88\u62a4\u8fdb\u7a0b\u5d29\u6e83\uff09\u3002",
  "discovererName": "unknwon",
  "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://suricata-ids.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-34757",
  "openTime": "2019-10-12",
  "products": {
    "product": "Open Information Security Foundation (OISF)  Suricata 4.x (\u003c=4.0.5)"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-18956",
  "serverity": "\u4e2d",
  "submitTime": "2018-11-06",
  "title": "Suricata\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2019-34757\uff09"
}

CVE-2018-18956 (GCVE-0-2018-18956)

Vulnerability from cvelistv5 – Published: 2018-11-05 21:00 – Updated: 2024-08-05 11:23

Summary

The ProcessMimeEntity function in util-decode-mime.c in Suricata 4.x before 4.0.6 allows remote attackers to cause a denial of service (segfault and daemon crash) via crafted input to the SMTP parser, as exploited in the wild in November 2018.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://lists.openinfosecfoundation.org/pipermail…	x_refsource_MISC
https://redmine.openinfosecfoundation.org/issues/…	x_refsource_MISC
https://lists.openinfosecfoundation.org/pipermail…	x_refsource_CONFIRM

Date Public

2018-11-05 00:00

Show details on NVD website

JSON

To clipboard

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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.

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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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.

Action not permitted

CNVD-2019-34757

CVE-2018-18956 (GCVE-0-2018-18956)

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Nomenclature

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