cnvd - cnvd-2019-00650

cnvd-2019-00650

Vulnerability from cnvd

Title: FreeRDP越界写入漏洞

Description:

FreeRDP是FreeRDP团队开发的一个免费、开源的关于远程桌面协议（RDP）的实现。

FreeRDP2.0.0-rc4之前版本中的‘nsc_rle_decode()’函数存在越界写入漏洞，远程攻击者可利用该漏洞造成拒绝服务（内存损坏）并可能执行代码。

Severity: 高

Patch Name: FreeRDP越界写入漏洞的补丁

Patch Description:

FreeRDP是FreeRDP团队开发的一个免费、开源的关于远程桌面协议（RDP）的实现。

FreeRDP2.0.0-rc4之前版本中的‘nsc_rle_decode()’函数存在越界写入漏洞，远程攻击者可利用该漏洞造成拒绝服务（内存损坏）并可能执行代码。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:

厂商已发布漏洞修复程序，请及时关注更新： https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659

Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-8788

Impacted products

Name
FreeRDP FreeRDP <2.0.0-rc4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-8788"
    }
  },
  "description": "FreeRDP\u662fFreeRDP\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u514d\u8d39\u3001\u5f00\u6e90\u7684\u5173\u4e8e\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u7684\u5b9e\u73b0\u3002\n\nFreeRDP2.0.0-rc4\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018nsc_rle_decode()\u2019\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u635f\u574f\uff09\u5e76\u53ef\u80fd\u6267\u884c\u4ee3\u7801\u3002",
  "discovererName": "akallabeth",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-00650",
  "openTime": "2019-01-09",
  "patchDescription": "FreeRDP\u662fFreeRDP\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u514d\u8d39\u3001\u5f00\u6e90\u7684\u5173\u4e8e\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u7684\u5b9e\u73b0\u3002\r\n\r\nFreeRDP2.0.0-rc4\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018nsc_rle_decode()\u2019\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u635f\u574f\uff09\u5e76\u53ef\u80fd\u6267\u884c\u4ee3\u7801\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": "FreeRDP\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "FreeRDP FreeRDP \u003c2.0.0-rc4"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-8788",
  "serverity": "\u9ad8",
  "submitTime": "2018-11-30",
  "title": "FreeRDP\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e"
}

CVE-2018-8788 (GCVE-0-2018-8788)

Vulnerability from cvelistv5

Published

2018-11-29 17:00

Modified

2024-09-16 17:28

Severity ?

CWE

CWE-787 - Out-of-bounds Write

Summary

FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/106938	vdb-entry, x_refsource_BID
	https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html	mailing-list, x_refsource_MLIST
	https://usn.ubuntu.com/3845-1/	vendor-advisory, x_refsource_UBUNTU
	https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/	x_refsource_CONFIRM
	https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659	x_refsource_CONFIRM
	https://access.redhat.com/errata/RHSA-2019:0697	vendor-advisory, x_refsource_REDHAT
	https://usn.ubuntu.com/3845-2/	vendor-advisory, x_refsource_UBUNTU

Impacted products

	Vendor	Product	Version
	Check Point Software Technologies Ltd.	FreeRDP	Version: All versions prior to 2.0.0-rc4

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T07:02:26.104Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "106938",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/106938"
          },
          {
            "name": "[debian-lts-announce] 20190209 [SECURITY] [DLA 1666-1] freerdp security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html"
          },
          {
            "name": "USN-3845-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3845-1/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659"
          },
          {
            "name": "RHSA-2019:0697",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0697"
          },
          {
            "name": "USN-3845-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3845-2/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "FreeRDP",
          "vendor": "Check Point Software Technologies Ltd.",
          "versions": [
            {
              "status": "affected",
              "version": "All versions prior to 2.0.0-rc4"
            }
          ]
        }
      ],
      "datePublic": "2018-10-22T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787: Out-of-bounds Write",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-06-03T15:06:11",
        "orgId": "897c38be-0345-43cd-b6cf-fe179e0c4f45",
        "shortName": "checkpoint"
      },
      "references": [
        {
          "name": "106938",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/106938"
        },
        {
          "name": "[debian-lts-announce] 20190209 [SECURITY] [DLA 1666-1] freerdp security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html"
        },
        {
          "name": "USN-3845-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3845-1/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659"
        },
        {
          "name": "RHSA-2019:0697",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0697"
        },
        {
          "name": "USN-3845-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3845-2/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@checkpoint.com",
          "DATE_PUBLIC": "2018-10-22T00:00:00",
          "ID": "CVE-2018-8788",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "FreeRDP",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions prior to 2.0.0-rc4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Check Point Software Technologies Ltd."
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-787: Out-of-bounds Write"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "106938",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/106938"
            },
            {
              "name": "[debian-lts-announce] 20190209 [SECURITY] [DLA 1666-1] freerdp security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html"
            },
            {
              "name": "USN-3845-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3845-1/"
            },
            {
              "name": "https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/",
              "refsource": "CONFIRM",
              "url": "https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/"
            },
            {
              "name": "https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659",
              "refsource": "CONFIRM",
              "url": "https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659"
            },
            {
              "name": "RHSA-2019:0697",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:0697"
            },
            {
              "name": "USN-3845-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3845-2/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "897c38be-0345-43cd-b6cf-fe179e0c4f45",
    "assignerShortName": "checkpoint",
    "cveId": "CVE-2018-8788",
    "datePublished": "2018-11-29T17:00:00Z",
    "dateReserved": "2018-03-19T00:00:00",
    "dateUpdated": "2024-09-16T17:28:15.906Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted