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CNVD-2019-20981

Vulnerability from cnvd - Published: 2019-07-02

Title

Synology Calendar操作系统命令注入漏洞

Description

Synology Calendar是中国台湾群晖科技（Synology）公司的一款运行在Synology NAS（网络存储服务器）设备上的文件保护程序。 Synology Calendar 2.3.1-0617之前版本中的drivers_syno_import_user.php文件存在操作系统命令注入漏洞。该漏洞源于外部输入数据构造操作系统可执行命令过程中，网络系统或产品未正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞执行非法操作系统命令。

Severity

高

Patch Name

Synology Calendar操作系统命令注入漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.synology.com/security/advisory/Synology_SA_19_12

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-11829

Impacted products

Name
Synology Calendar <2.3.1-0617

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-11829"
    }
  },
  "description": "Synology Calendar\u662f\u4e2d\u56fd\u53f0\u6e7e\u7fa4\u6656\u79d1\u6280\uff08Synology\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u8fd0\u884c\u5728Synology NAS\uff08\u7f51\u7edc\u5b58\u50a8\u670d\u52a1\u5668\uff09\u8bbe\u5907\u4e0a\u7684\u6587\u4ef6\u4fdd\u62a4\u7a0b\u5e8f\u3002\n\nSynology Calendar 2.3.1-0617\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers_syno_import_user.php\u6587\u4ef6\u5b58\u5728\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\u64cd\u4f5c\u7cfb\u7edf\u53ef\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\u3001\u547d\u4ee4\u7b49\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.synology.com/security/advisory/Synology_SA_19_12",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-20981",
  "openTime": "2019-07-02",
  "patchDescription": "Synology Calendar\u662f\u4e2d\u56fd\u53f0\u6e7e\u7fa4\u6656\u79d1\u6280\uff08Synology\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u8fd0\u884c\u5728Synology NAS\uff08\u7f51\u7edc\u5b58\u50a8\u670d\u52a1\u5668\uff09\u8bbe\u5907\u4e0a\u7684\u6587\u4ef6\u4fdd\u62a4\u7a0b\u5e8f\u3002\r\n\r\nSynology Calendar 2.3.1-0617\u4e4b\u524d\u7248\u672c\u4e2d\u7684drivers_syno_import_user.php\u6587\u4ef6\u5b58\u5728\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\u64cd\u4f5c\u7cfb\u7edf\u53ef\u6267\u884c\u547d\u4ee4\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u6b63\u786e\u8fc7\u6ee4\u5176\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\u3001\u547d\u4ee4\u7b49\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\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": "Synology Calendar\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Synology Calendar \u003c2.3.1-0617"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-11829",
  "serverity": "\u9ad8",
  "submitTime": "2019-07-02",
  "title": "Synology Calendar\u64cd\u4f5c\u7cfb\u7edf\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2019-11829 (GCVE-0-2019-11829)

Vulnerability from cvelistv5 – Published: 2019-06-30 15:05 – Updated: 2024-09-16 18:04

Summary

OS command injection vulnerability in drivers_syno_import_user.php in Synology Calendar before 2.3.1-0617 allows remote attackers to execute arbitrary commands via the crafted 'X-Real-IP' header.

Severity

7.3 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE

CWE-78 - Improper Neutralization of Special Elements used in an OS Command (CWE-78)

Assigner

synology mitre root Scorecard

References

1 reference

URL	Tags
https://www.synology.com/security/advisory/Synolo…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
Synology	Calendar	Affected: unspecified , < 2.3.1-0617 (custom)

Date Public

2019-06-30 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T23:03:32.808Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.synology.com/security/advisory/Synology_SA_19_12"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Calendar",
          "vendor": "Synology",
          "versions": [
            {
              "lessThan": "2.3.1-0617",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2019-06-30T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "OS command injection vulnerability in drivers_syno_import_user.php in Synology Calendar before 2.3.1-0617 allows remote attackers to execute arbitrary commands via the crafted \u0027X-Real-IP\u0027 header."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-78",
              "description": "Improper Neutralization of Special Elements used in an OS Command (CWE-78)",
              "lang": "en",
              "type": "CWE"
            }
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-06-30T15:05:12.000Z",
        "orgId": "db201096-a0cc-46c7-9a55-61d9e221bf01",
        "shortName": "synology"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.synology.com/security/advisory/Synology_SA_19_12"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@synology.com",
          "DATE_PUBLIC": "2019-06-30T00:00:00",
          "ID": "CVE-2019-11829",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Calendar",
                      "version": {
                        "version_data": [
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "2.3.1-0617"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Synology"
              }
            ]
          }
        },
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
            "version": "3.1"
          }
        },
        "problemtype": {
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            {
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                  "value": "Improper Neutralization of Special Elements used in an OS Command (CWE-78)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
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              "name": "https://www.synology.com/security/advisory/Synology_SA_19_12",
              "refsource": "CONFIRM",
              "url": "https://www.synology.com/security/advisory/Synology_SA_19_12"
            }
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  },
  "cveMetadata": {
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    "state": "PUBLISHED"
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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.
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Action not permitted

CNVD-2019-20981

CVE-2019-11829 (GCVE-0-2019-11829)

Tags

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Nomenclature

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