Vulnerability-Lookup

CNVD-2021-39672

Vulnerability from cnvd - Published: 2021-06-05

Title

IBM WebSphere Application Server目录遍历漏洞（CNVD-2021-39672）

Description

IBM WebSphere Application Server（WAS）是美国IBM公司的一款应用服务器产品。该产品是JavaEE和Web服务应用程序的平台，也是IBMWebSphere软件平台的基础。 IBM WebSphere Application Server ND 存在目录遍历漏洞，该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞遍历目录读取服务根路径之外的文件。

Severity

中

Patch Name

IBM WebSphere Application Server目录遍历漏洞（CNVD-2021-39672）的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.ibm.com/support/pages/node/6456955?myns=swgws&mynp;=OCSSEQTP&mync;=R&cm;sp=swgws--OCSSEQTP-_-R#

Reference

https://vigilance.fr/vulnerability/WebSphere-AS-ND-directory-traversal-35561

Impacted products

Name
IBM IBM WebSphere Application Server

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-20517",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-20517"
    }
  },
  "description": "IBM WebSphere Application Server\uff08WAS\uff09\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u6b3e\u5e94\u7528\u670d\u52a1\u5668\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u662fJavaEE\u548cWeb\u670d\u52a1\u5e94\u7528\u7a0b\u5e8f\u7684\u5e73\u53f0\uff0c\u4e5f\u662fIBMWebSphere\u8f6f\u4ef6\u5e73\u53f0\u7684\u57fa\u7840\u3002\n\nIBM WebSphere Application Server ND \u5b58\u5728\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u5730\u8fc7\u6ee4\u8d44\u6e90\u6216\u6587\u4ef6\u8def\u5f84\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u904d\u5386\u76ee\u5f55\u8bfb\u53d6\u670d\u52a1\u6839\u8def\u5f84\u4e4b\u5916\u7684\u6587\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.ibm.com/support/pages/node/6456955?myns=swgws\u0026mynp;=OCSSEQTP\u0026mync;=R\u0026cm;_sp=swgws-_-OCSSEQTP-_-R#",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-39672",
  "openTime": "2021-06-05",
  "patchDescription": "IBM WebSphere Application Server\uff08WAS\uff09\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u6b3e\u5e94\u7528\u670d\u52a1\u5668\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u662fJavaEE\u548cWeb\u670d\u52a1\u5e94\u7528\u7a0b\u5e8f\u7684\u5e73\u53f0\uff0c\u4e5f\u662fIBMWebSphere\u8f6f\u4ef6\u5e73\u53f0\u7684\u57fa\u7840\u3002\r\n\r\nIBM WebSphere Application Server ND \u5b58\u5728\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u5730\u8fc7\u6ee4\u8d44\u6e90\u6216\u6587\u4ef6\u8def\u5f84\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u904d\u5386\u76ee\u5f55\u8bfb\u53d6\u670d\u52a1\u6839\u8def\u5f84\u4e4b\u5916\u7684\u6587\u4ef6\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": "IBM WebSphere Application Server\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2021-39672\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "IBM IBM WebSphere Application Server"
  },
  "referenceLink": "https://vigilance.fr/vulnerability/WebSphere-AS-ND-directory-traversal-35561",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-31",
  "title": "IBM WebSphere Application Server\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2021-39672\uff09"
}

CVE-2021-20517 (GCVE-0-2021-20517)

Vulnerability from cvelistv5 – Published: 2021-06-07 14:05 – Updated: 2024-09-17 02:36

Summary

IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435.

Severity

6.4 (Medium)


                        
                          CVSS:3.0/UI:N/A:L/C:L/I:H/AV:N/AC:H/S:U/PR:L/RL:O/E:U/RC:C

CWE

File Manipulation

Assigner

ibm CNA under the mitre root

CNA scorecard B 88/100 over 1289 records in the last 180 days details

References

2 references

URL	Tags
https://www.ibm.com/support/pages/node/6456955	x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF

Impacted products

1 product

Vendor	Product	Version
IBM	WebSphere Application Server ND	Affected: 8.5 Affected: 9.0

Date Public

2021-05-27 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:45:44.235Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.ibm.com/support/pages/node/6456955"
          },
          {
            "name": "ibm-websphere-cve202120517-dir-traversal (198435)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/198435"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "WebSphere Application Server ND",
          "vendor": "IBM",
          "versions": [
            {
              "status": "affected",
              "version": "8.5"
            },
            {
              "status": "affected",
              "version": "9.0"
            }
          ]
        }
      ],
      "datePublic": "2021-05-27T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing \"dot dot\" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 5.6,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/UI:N/A:L/C:L/I:H/AV:N/AC:H/S:U/PR:L/RL:O/E:U/RC:C",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "File Manipulation",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-07T14:05:14.000Z",
        "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "shortName": "ibm"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.ibm.com/support/pages/node/6456955"
        },
        {
          "name": "ibm-websphere-cve202120517-dir-traversal (198435)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/198435"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@us.ibm.com",
          "DATE_PUBLIC": "2021-05-27T00:00:00",
          "ID": "CVE-2021-20517",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "WebSphere Application Server ND",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "8.5"
                          },
                          {
                            "version_value": "9.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "IBM"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing \"dot dot\" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435."
            }
          ]
        },
        "impact": {
          "cvssv3": {
            "BM": {
              "A": "L",
              "AC": "H",
              "AV": "N",
              "C": "L",
              "I": "H",
              "PR": "L",
              "S": "U",
              "UI": "N"
            },
            "TM": {
              "E": "U",
              "RC": "C",
              "RL": "O"
            }
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "File Manipulation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.ibm.com/support/pages/node/6456955",
              "refsource": "CONFIRM",
              "title": "IBM Security Bulletin 6456955 (WebSphere Application Server ND)",
              "url": "https://www.ibm.com/support/pages/node/6456955"
            },
            {
              "name": "ibm-websphere-cve202120517-dir-traversal (198435)",
              "refsource": "XF",
              "title": "X-Force Vulnerability Report",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/198435"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
    "assignerShortName": "ibm",
    "cveId": "CVE-2021-20517",
    "datePublished": "2021-06-07T14:05:14.362Z",
    "dateReserved": "2020-12-17T00:00:00.000Z",
    "dateUpdated": "2024-09-17T02:36:50.637Z",
    "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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

Loading timeline…

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