cnvd - cnvd-2020-00522

CNVD-2020-00522

Vulnerability from cnvd - Published: 2020-01-06

Title

libIEC61850拒绝服务漏洞

Description

libIEC61850是一个IEC 61850协议的开源库。 libIEC61850 1.4.0版本中common/string_utilities.c文件的StringUtils_createStringFromBuffer存在安全漏洞。攻击者可利用该漏洞造成内存大量分配并导致拒绝服务。

Severity

中

Formal description

目前厂商尚未提供相关漏洞补丁，请关注厂商主页随时更新： https://libiec61850.com

Reference

https://github.com/mz-automation/libiec61850/issues/198 https://nvd.nist.gov/vuln/detail/CVE-2019-19958

Impacted products

Name
libIEC61850 libIEC61850 1.4.0

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2019-19958"
    }
  },
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-00522",
  "openTime": "2020-01-06",
  "products": {
    "product": "libIEC61850 libIEC61850 1.4.0"
  },
  "referenceLink": "https://github.com/mz-automation/libiec61850/issues/198\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-19958",
  "serverity": "\u4e2d",
  "submitTime": "2019-12-26",
  "title": "libIEC61850\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2019-19958 (GCVE-0-2019-19958)

Vulnerability from cvelistv5 – Published: 2019-12-24 21:58 – Updated: 2024-08-05 02:32

Summary

In libIEC61850 1.4.0, StringUtils_createStringFromBuffer in common/string_utilities.c has an integer signedness issue that could lead to an attempted excessive memory allocation and denial of service.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://github.com/mz-automation/libiec61850/issues/198

x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2020-00522

CVE-2019-19958 (GCVE-0-2019-19958)

Tags

Sightings

Nomenclature