Vulnerability-Lookup

CNVD-2020-04140

Vulnerability from cnvd - Published: 2020-02-07

Title

ELOG释放后重用漏洞

Description

ELOG是一款使用C语言编写的、用于创建个人和通用日志的Web应用程序。 ELOG 3.1.4-57bea22及之前版本中存在释放后重用漏洞。远程攻击者可通过发送多个HTTP POST请求利用该漏洞造成ELOG服务器崩溃，造成拒绝服务。

Severity

高

Patch Name

ELOG释放后重用漏洞的补丁

Patch Description

ELOG是一款使用C语言编写的、用于创建个人和通用日志的Web应用程序。 ELOG 3.1.4-57bea22及之前版本中存在释放后重用漏洞。远程攻击者可通过发送多个HTTP POST请求利用该漏洞造成ELOG服务器崩溃，造成拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://elog.psi.ch/elog/download.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-3994

Impacted products

Name
Elog Elog <=3.1.4-57bea22

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-3994",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-3994"
    }
  },
  "description": "ELOG\u662f\u4e00\u6b3e\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u3001\u7528\u4e8e\u521b\u5efa\u4e2a\u4eba\u548c\u901a\u7528\u65e5\u5fd7\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002\n\nELOG 3.1.4-57bea22\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u591a\u4e2aHTTP POST\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210ELOG\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://elog.psi.ch/elog/download.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-04140",
  "openTime": "2020-02-07",
  "patchDescription": "ELOG\u662f\u4e00\u6b3e\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u3001\u7528\u4e8e\u521b\u5efa\u4e2a\u4eba\u548c\u901a\u7528\u65e5\u5fd7\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nELOG 3.1.4-57bea22\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u591a\u4e2aHTTP POST\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210ELOG\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "ELOG\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Elog Elog \u003c=3.1.4-57bea22"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-3994",
  "serverity": "\u9ad8",
  "submitTime": "2019-12-18",
  "title": "ELOG\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e"
}

CVE-2019-3994 (GCVE-0-2019-3994)

Vulnerability from cvelistv5 – Published: 2019-12-17 21:59 – Updated: 2024-08-04 19:26

Summary

ELOG 3.1.4-57bea22 and below is affected by a denial of service vulnerability due to a use after free. A remote unauthenticated attacker can crash the ELOG server by sending multiple HTTP POST requests which causes the ELOG function retrieve_url() to use a freed variable.

Severity

No CVSS data available.

CWE

CWE-416 - Use After Free

Assigner

tenable mitre root

References

3 references

URL	Tags
https://www.tenable.com/security/research/tra-2019-53	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Impacted products

1 product

Vendor	Product	Version
n/a	ELOG	Affected: ELOG 3.1.4-57bea22 and below

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-04T19:26:27.635Z",
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            "url": "https://www.tenable.com/security/research/tra-2019-53"
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            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2IN3FP6VXYSD4OMUCFZNOL7MKPWRQFAL/"
          },
          {
            "name": "FEDORA-2020-f49fe7f011",
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          }
        ],
        "title": "CVE Program Container"
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    "cna": {
      "affected": [
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          "product": "ELOG",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
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            }
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        }
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      "problemTypes": [
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4IAS4HI24H2ERKBZTDEVJ3LEQEFWYSCT/"
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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.
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Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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CNVD-2020-04140

CVE-2019-3994 (GCVE-0-2019-3994)

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