Vulnerability-Lookup

CNVD-2020-04139

Vulnerability from cnvd - Published: 2020-02-07

Title

ELOG空指针解引用漏洞

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及之前版本中存在空指针解引用漏洞。远程攻击者可通过发送HTTP GET请求利用该漏洞造成ELOG服务器崩溃，导致拒绝服务。

Severity

高

Patch Name

ELOG空指针解引用漏洞的补丁

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及之前版本中存在空指针解引用漏洞。远程攻击者可通过发送HTTP GET请求利用该漏洞造成ELOG服务器崩溃，导致拒绝服务。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-2019-3995

Impacted products

Name
Elog Elog <=3.1.4-57bea22

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-3995",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-3995"
    }
  },
  "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\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001HTTP GET\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210ELOG\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u5bfc\u81f4\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-2020-04139",
  "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\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001HTTP GET\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210ELOG\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u5bfc\u81f4\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\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Elog Elog \u003c=3.1.4-57bea22"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-3995",
  "serverity": "\u9ad8",
  "submitTime": "2019-12-18",
  "title": "ELOG\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2019-3995 (GCVE-0-2019-3995)

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 NULL pointer dereference. A remote unauthenticated attacker can crash the ELOG server by sending a crafted HTTP GET request.

Severity

No CVSS data available.

CWE

CWE-476 - NULL Pointer Dereference

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

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T19:26:27.802Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/research/tra-2019-53"
          },
          {
            "name": "FEDORA-2020-9f8bc040c8",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2IN3FP6VXYSD4OMUCFZNOL7MKPWRQFAL/"
          },
          {
            "name": "FEDORA-2020-f49fe7f011",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4IAS4HI24H2ERKBZTDEVJ3LEQEFWYSCT/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "ELOG",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "ELOG 3.1.4-57bea22 and below"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "ELOG 3.1.4-57bea22 and below is affected by a denial of service vulnerability due to a NULL pointer dereference. A remote unauthenticated attacker can crash the ELOG server by sending a crafted HTTP GET request."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-476",
              "description": "CWE-476 NULL Pointer Dereference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-01-25T08:06:00.000Z",
        "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
        "shortName": "tenable"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.tenable.com/security/research/tra-2019-53"
        },
        {
          "name": "FEDORA-2020-9f8bc040c8",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2IN3FP6VXYSD4OMUCFZNOL7MKPWRQFAL/"
        },
        {
          "name": "FEDORA-2020-f49fe7f011",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4IAS4HI24H2ERKBZTDEVJ3LEQEFWYSCT/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnreport@tenable.com",
          "ID": "CVE-2019-3995",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "ELOG",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "ELOG 3.1.4-57bea22 and below"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "ELOG 3.1.4-57bea22 and below is affected by a denial of service vulnerability due to a NULL pointer dereference. A remote unauthenticated attacker can crash the ELOG server by sending a crafted HTTP GET request."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-476 NULL Pointer Dereference"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.tenable.com/security/research/tra-2019-53",
              "refsource": "MISC",
              "url": "https://www.tenable.com/security/research/tra-2019-53"
            },
            {
              "name": "FEDORA-2020-9f8bc040c8",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2IN3FP6VXYSD4OMUCFZNOL7MKPWRQFAL/"
            },
            {
              "name": "FEDORA-2020-f49fe7f011",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4IAS4HI24H2ERKBZTDEVJ3LEQEFWYSCT/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
    "assignerShortName": "tenable",
    "cveId": "CVE-2019-3995",
    "datePublished": "2019-12-17T21:59:13.000Z",
    "dateReserved": "2019-01-03T00:00:00.000Z",
    "dateUpdated": "2024-08-04T19:26:27.802Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Related by attack behaviour

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-2020-04139

CVE-2019-3995 (GCVE-0-2019-3995)

Tags

Sightings

Nomenclature

Related by attack behaviour