Vulnerability-Lookup

CNVD-2017-03456

Vulnerability from cnvd - Published: 2017-03-27

Title

xrdp权限提升漏洞

Description

xrdp是软件开发者Jay Sorg所研发的一款开源的远程桌面协议（RDP）服务器。 xrdp 0.9.1版本中存在权限提升漏洞，该漏洞源于PAM会话模块未能正确初始化。攻击者可利用该漏洞造成配置错误，提升权限。

Severity

高

Formal description

目前没有详细的解决方案提供： http://www.xrdp.org/

Reference

https://github.com/neutrinolabs/xrdp/pull/694

Impacted products

Name
Xrdp Xrdp 0.9.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-6967",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6967"
    }
  },
  "description": "xrdp\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Jay Sorg\u6240\u7814\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u670d\u52a1\u5668\u3002\r\n\r\nxrdp 0.9.1\u7248\u672c\u4e2d\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ePAM\u4f1a\u8bdd\u6a21\u5757\u672a\u80fd\u6b63\u786e\u521d\u59cb\u5316\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u914d\u7f6e\u9519\u8bef\uff0c\u63d0\u5347\u6743\u9650\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\uff1a\r\nhttp://www.xrdp.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-03456",
  "openTime": "2017-03-27",
  "products": {
    "product": "Xrdp Xrdp 0.9.1"
  },
  "referenceLink": "https://github.com/neutrinolabs/xrdp/pull/694",
  "serverity": "\u9ad8",
  "submitTime": "2017-03-21",
  "title": "xrdp\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2017-6967 (GCVE-0-2017-6967)

Vulnerability from cvelistv5 – Published: 2017-03-17 08:55 – Updated: 2024-08-05 15:49

Summary

xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/neutrinolabs/xrdp/issues/350	x_refsource_MISC
https://bugs.launchpad.net/ubuntu/+source/xrdp/+b…	x_refsource_MISC
https://github.com/neutrinolabs/xrdp/pull/694	x_refsource_MISC

Date Public

2017-03-17 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T15:49:02.350Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/neutrinolabs/xrdp/issues/350"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/neutrinolabs/xrdp/pull/694"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2017-03-17T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-03-17T08:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/neutrinolabs/xrdp/issues/350"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/neutrinolabs/xrdp/pull/694"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-6967",
          "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": "xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/neutrinolabs/xrdp/issues/350",
              "refsource": "MISC",
              "url": "https://github.com/neutrinolabs/xrdp/issues/350"
            },
            {
              "name": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742",
              "refsource": "MISC",
              "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"
            },
            {
              "name": "https://github.com/neutrinolabs/xrdp/pull/694",
              "refsource": "MISC",
              "url": "https://github.com/neutrinolabs/xrdp/pull/694"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-6967",
    "datePublished": "2017-03-17T08:55:00.000Z",
    "dateReserved": "2017-03-17T00:00:00.000Z",
    "dateUpdated": "2024-08-05T15:49:02.350Z",
    "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-2017-03456

CVE-2017-6967 (GCVE-0-2017-6967)

Tags

Sightings

Nomenclature

Related by attack behaviour