Vulnerability-Lookup

CNVD-2020-14329

Vulnerability from cnvd - Published: 2020-02-28

Title

pacman命令注入漏洞（CNVD-2020-14329）

Description

pacman是一款使用在Linux中的软件包管理器。 pacman 5.2之前版本中的conf.c文件的‘download_with_xfercommand()’函数存在命令注入漏洞。该漏洞源于外部输入数据构造可执行命令过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞执行非法命令。

Severity

高

Patch Name

pacman命令注入漏洞（CNVD-2020-14329）的补丁

Patch Description

pacman是一款使用在Linux中的软件包管理器。 pacman 5.2之前版本中的conf.c文件的‘download_with_xfercommand()’函数存在命令注入漏洞。该漏洞源于外部输入数据构造可执行命令过程中，网络系统或产品未正确过滤其中的特殊元素。攻击者可利用该漏洞执行非法命令。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee

Reference

https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263 https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml

Impacted products

Name
Pacman Pacman <5.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-18182"
    }
  },
  "description": "pacman\u662f\u4e00\u6b3e\u4f7f\u7528\u5728Linux\u4e2d\u7684\u8f6f\u4ef6\u5305\u7ba1\u7406\u5668\u3002\n\npacman 5.2\u4e4b\u524d\u7248\u672c\u4e2d\u7684conf.c\u6587\u4ef6\u7684\u2018download_with_xfercommand()\u2019\u51fd\u6570\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\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\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\u547d\u4ee4\u3002",
  "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://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-14329",
  "openTime": "2020-02-28",
  "patchDescription": "pacman\u662f\u4e00\u6b3e\u4f7f\u7528\u5728Linux\u4e2d\u7684\u8f6f\u4ef6\u5305\u7ba1\u7406\u5668\u3002\r\n\r\npacman 5.2\u4e4b\u524d\u7248\u672c\u4e2d\u7684conf.c\u6587\u4ef6\u7684\u2018download_with_xfercommand()\u2019\u51fd\u6570\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5916\u90e8\u8f93\u5165\u6570\u636e\u6784\u9020\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\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u975e\u6cd5\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": "pacman\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2020-14329\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Pacman Pacman \u003c5.2"
  },
  "referenceLink": "https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263\r\nhttps://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml",
  "serverity": "\u9ad8",
  "submitTime": "2020-02-25",
  "title": "pacman\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2020-14329\uff09"
}

CVE-2019-18182 (GCVE-0-2019-18182)

Vulnerability from cvelistv5 – Published: 2020-02-24 14:38 – Updated: 2024-08-05 01:47

Summary

pacman before 5.2 is vulnerable to arbitrary command injection in conf.c in the download_with_xfercommand() function. This can be exploited when unsigned databases are used. To exploit the vulnerability, the user must enable a non-default XferCommand and retrieve an attacker-controlled crafted database and package.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

6 references

URL	Tags
https://git.archlinux.org/pacman.git/tree/src/pac…	x_refsource_MISC
https://git.archlinux.org/pacman.git/commit/?id=8…	x_refsource_MISC
https://github.com/alpinelinux/alpine-secdb/blob/…	x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T01:47:13.578Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml"
          },
          {
            "name": "FEDORA-2020-096fbcc91f",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/"
          },
          {
            "name": "FEDORA-2020-781d0b2efe",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/"
          },
          {
            "name": "FEDORA-2020-419a75aef6",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "pacman before 5.2 is vulnerable to arbitrary command injection in conf.c in the download_with_xfercommand() function. This can be exploited when unsigned databases are used. To exploit the vulnerability, the user must enable a non-default XferCommand and retrieve an attacker-controlled crafted database and package."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-25T03:06:18.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml"
        },
        {
          "name": "FEDORA-2020-096fbcc91f",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/"
        },
        {
          "name": "FEDORA-2020-781d0b2efe",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/"
        },
        {
          "name": "FEDORA-2020-419a75aef6",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-18182",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "pacman before 5.2 is vulnerable to arbitrary command injection in conf.c in the download_with_xfercommand() function. This can be exploited when unsigned databases are used. To exploit the vulnerability, the user must enable a non-default XferCommand and retrieve an attacker-controlled crafted database and package."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263",
              "refsource": "MISC",
              "url": "https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263"
            },
            {
              "name": "https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee",
              "refsource": "MISC",
              "url": "https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee"
            },
            {
              "name": "https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml",
              "refsource": "CONFIRM",
              "url": "https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml"
            },
            {
              "name": "FEDORA-2020-096fbcc91f",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/"
            },
            {
              "name": "FEDORA-2020-781d0b2efe",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/"
            },
            {
              "name": "FEDORA-2020-419a75aef6",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-18182",
    "datePublished": "2020-02-24T14:38:43.000Z",
    "dateReserved": "2019-10-17T00:00:00.000Z",
    "dateUpdated": "2024-08-05T01:47:13.578Z",
    "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.

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Action not permitted

CNVD-2020-14329

CVE-2019-18182 (GCVE-0-2019-18182)

Tags

Sightings

Nomenclature

Related by attack behaviour