Vulnerability-Lookup

CNVD-2017-33195

Vulnerability from cnvd - Published: 2017-11-08

Title

X.Org X Server本地安全绕过漏洞

Description

X.Org X Server是X.Org基金会的一款X Window系统显示服务器。 X.Org X Server存在本地安全绕过漏洞。攻击者可以利用此漏洞绕过某些安全限制并执行未经授权的操作。

Severity

低

Patch Name

X.Org X Server本地安全绕过漏洞的补丁

Patch Description

X.Org X Server是X.Org基金会的一款X Window系统显示服务器。 X.Org X Server存在本地安全绕过漏洞。攻击者可以利用此漏洞绕过某些安全限制并执行未经授权的操作。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

用户可联系供应商获得补丁信息： https://lists.x.org/archives/xorg-announce/2017-October/002808.html

Reference

http://seclists.org/bugtraq/2017/Oct/15

Impacted products

Name
X.Org X Server <1.19.4

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "101238"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-13721"
    }
  },
  "description": "X.Org X Server\u662fX.Org\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3eX Window\u7cfb\u7edf\u663e\u793a\u670d\u52a1\u5668\u3002 \r\n\r\nX.Org X Server\u5b58\u5728\u672c\u5730\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u6f0f\u6d1e\u7ed5\u8fc7\u67d0\u4e9b\u5b89\u5168\u9650\u5236\u5e76\u6267\u884c\u672a\u7ecf\u6388\u6743\u7684\u64cd\u4f5c\u3002",
  "discovererName": "X.Org",
  "formalWay": "\u7528\u6237\u53ef\u8054\u7cfb\u4f9b\u5e94\u5546\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://lists.x.org/archives/xorg-announce/2017-October/002808.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-33195",
  "openTime": "2017-11-08",
  "patchDescription": "X.Org X Server\u662fX.Org\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3eX Window\u7cfb\u7edf\u663e\u793a\u670d\u52a1\u5668\u3002 \r\n\r\nX.Org X Server\u5b58\u5728\u672c\u5730\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u6f0f\u6d1e\u7ed5\u8fc7\u67d0\u4e9b\u5b89\u5168\u9650\u5236\u5e76\u6267\u884c\u672a\u7ecf\u6388\u6743\u7684\u64cd\u4f5c\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": "X.Org X Server\u672c\u5730\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "X.Org X Server \u003c1.19.4"
  },
  "referenceLink": "http://seclists.org/bugtraq/2017/Oct/15",
  "serverity": "\u4f4e",
  "submitTime": "2017-10-09",
  "title": "X.Org X Server\u672c\u5730\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2017-13721 (GCVE-0-2017-13721)

Vulnerability from cvelistv5 – Published: 2017-10-09 14:00 – Updated: 2024-08-05 19:05

Summary

In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

6 references

URL	Tags
https://cgit.freedesktop.org/xorg/xserver/commit/…	x_refsource_CONFIRM
https://security.gentoo.org/glsa/201710-30	vendor-advisoryx_refsource_GENTOO
http://www.openwall.com/lists/oss-security/2017/1…	mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/101238	vdb-entryx_refsource_BID
http://www.debian.org/security/2017/dsa-4000	vendor-advisoryx_refsource_DEBIAN
https://lists.x.org/archives/xorg-announce/2017-O…	mailing-listx_refsource_MLIST

Date Public

2017-10-04 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T19:05:20.137Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1"
          },
          {
            "name": "GLSA-201710-30",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201710-30"
          },
          {
            "name": "[oss-security] 20171004 Fwd: X server fixes for CVE-2017-13721 \u0026 CVE-2017-13723",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2017/10/04/10"
          },
          {
            "name": "101238",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/101238"
          },
          {
            "name": "DSA-4000",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-4000"
          },
          {
            "name": "[xorg-announce] 20171004 [ANNOUNCE] xorg-server 1.19.4",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.x.org/archives/xorg-announce/2017-October/002808.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2017-10-04T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-11-03T18:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1"
        },
        {
          "name": "GLSA-201710-30",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201710-30"
        },
        {
          "name": "[oss-security] 20171004 Fwd: X server fixes for CVE-2017-13721 \u0026 CVE-2017-13723",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2017/10/04/10"
        },
        {
          "name": "101238",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/101238"
        },
        {
          "name": "DSA-4000",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-4000"
        },
        {
          "name": "[xorg-announce] 20171004 [ANNOUNCE] xorg-server 1.19.4",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.x.org/archives/xorg-announce/2017-October/002808.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-13721",
          "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": "In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1",
              "refsource": "CONFIRM",
              "url": "https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1"
            },
            {
              "name": "GLSA-201710-30",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201710-30"
            },
            {
              "name": "[oss-security] 20171004 Fwd: X server fixes for CVE-2017-13721 \u0026 CVE-2017-13723",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2017/10/04/10"
            },
            {
              "name": "101238",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/101238"
            },
            {
              "name": "DSA-4000",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2017/dsa-4000"
            },
            {
              "name": "[xorg-announce] 20171004 [ANNOUNCE] xorg-server 1.19.4",
              "refsource": "MLIST",
              "url": "https://lists.x.org/archives/xorg-announce/2017-October/002808.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-13721",
    "datePublished": "2017-10-09T14:00:00.000Z",
    "dateReserved": "2017-08-28T00:00:00.000Z",
    "dateUpdated": "2024-08-05T19:05:20.137Z",
    "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.

Detection rules are retrieved from Rulezet.

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.