Vulnerability-Lookup

CNVD-2020-31428

Vulnerability from cnvd - Published: 2020-06-03

Title

FreeRDP资源管理错误漏洞（CNVD-2020-31428）

Description

FreeRDP是FreeRDP团队的一款开源的远程桌面协议（RDP）的实现。 FreeRDP 2.0.0及之前版本中的cliprdr_server_receive_capabilities存在资源管理错误漏洞。攻击者可借助特制输入利用该漏洞导致服务器崩溃。

Severity

中

Patch Name

FreeRDP资源管理错误漏洞（CNVD-2020-31428）的补丁

Patch Description

FreeRDP是FreeRDP团队的一款开源的远程桌面协议（RDP）的实现。 FreeRDP 2.0.0及之前版本中的cliprdr_server_receive_capabilities存在资源管理错误漏洞。攻击者可借助特制输入利用该漏洞导致服务器崩溃。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://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q5c8-fm29-q57c

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-11017

Impacted products

Name
FreeRDP FreeRDP <=2.0.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-11017"
    }
  },
  "description": "FreeRDP\u662fFreeRDP\u56e2\u961f\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u7684\u5b9e\u73b0\u3002\n\nFreeRDP 2.0.0\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684cliprdr_server_receive_capabilities\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8f93\u5165\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\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://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q5c8-fm29-q57c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-31428",
  "openTime": "2020-06-03",
  "patchDescription": "FreeRDP\u662fFreeRDP\u56e2\u961f\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff08RDP\uff09\u7684\u5b9e\u73b0\u3002\r\n\r\nFreeRDP 2.0.0\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684cliprdr_server_receive_capabilities\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8f93\u5165\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\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\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-31428\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "FreeRDP FreeRDP \u003c=2.0.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-11017",
  "serverity": "\u4e2d",
  "submitTime": "2020-06-01",
  "title": "FreeRDP\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-31428\uff09"
}

CVE-2020-11017 (GCVE-0-2020-11017)

Vulnerability from cvelistv5 – Published: 2020-05-29 00:00 – Updated: 2024-08-04 11:21

Title

Double free in cliprdr_server_receive_capabilities in FreeRDP

Summary

In FreeRDP less than or equal to 2.0.0, by providing manipulated input a malicious client can create a double free condition and crash the server. This is fixed in version 2.1.0.

Severity

6.5 (Medium)


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

CWE

CWE-415 - Double Free

Assigner

GitHub_M mitre root

References

3 references

URL	Tags
https://github.com/FreeRDP/FreeRDP/security/advis…
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisory
https://lists.debian.org/debian-lts-announce/2023…	mailing-list

Impacted products

1 product

Vendor	Product	Version
FreeRDP	FreeRDP	Affected: <= 2.0.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T11:21:14.379Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q5c8-fm29-q57c"
          },
          {
            "name": "openSUSE-SU-2020:1090",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html"
          },
          {
            "name": "[debian-lts-announce] 20231007 [SECURITY] [DLA 3606-1] freerdp2 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "FreeRDP",
          "vendor": "FreeRDP",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 2.0.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In FreeRDP less than or equal to 2.0.0, by providing manipulated input a malicious client can create a double free condition and crash the server. This is fixed in version 2.1.0."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-415",
              "description": "CWE-415: Double Free",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-07T20:07:38.354Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q5c8-fm29-q57c"
        },
        {
          "name": "openSUSE-SU-2020:1090",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html"
        },
        {
          "name": "[debian-lts-announce] 20231007 [SECURITY] [DLA 3606-1] freerdp2 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html"
        }
      ],
      "source": {
        "advisory": "GHSA-q5c8-fm29-q57c",
        "discovery": "UNKNOWN"
      },
      "title": "Double free in cliprdr_server_receive_capabilities in FreeRDP"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2020-11017",
    "datePublished": "2020-05-29T00:00:00.000Z",
    "dateReserved": "2020-03-30T00:00:00.000Z",
    "dateUpdated": "2024-08-04T11:21:14.379Z",
    "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.