gsd-2021-40438
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.
Aliases
Aliases
CVE-2021-40438


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-40438",
    "description": "A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.",
    "id": "GSD-2021-40438",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-40438.html",
      "https://www.debian.org/security/2021/dsa-4982",
      "https://access.redhat.com/errata/RHSA-2021:3856",
      "https://access.redhat.com/errata/RHSA-2021:3837",
      "https://access.redhat.com/errata/RHSA-2021:3836",
      "https://access.redhat.com/errata/RHSA-2021:3816",
      "https://access.redhat.com/errata/RHSA-2021:3754",
      "https://access.redhat.com/errata/RHSA-2021:3746",
      "https://access.redhat.com/errata/RHSA-2021:3745",
      "https://ubuntu.com/security/CVE-2021-40438",
      "https://advisories.mageia.org/CVE-2021-40438.html",
      "https://security.archlinux.org/CVE-2021-40438",
      "https://alas.aws.amazon.com/cve/html/CVE-2021-40438.html",
      "https://linux.oracle.com/cve/CVE-2021-40438.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-40438"
      ],
      "details": "A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.",
      "id": "GSD-2021-40438",
      "modified": "2023-12-13T01:23:25.140751Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cisa.gov": {
      "cveID": "CVE-2021-40438",
      "dateAdded": "2021-12-01",
      "dueDate": "2021-12-15",
      "product": "Apache",
      "requiredAction": "Apply updates per vendor instructions.",
      "shortDescription": "A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.",
      "vendorProject": "Apache",
      "vulnerabilityName": "Apache HTTP Server-Side Request Forgery (SSRF)"
    },
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@apache.org",
        "ID": "CVE-2021-40438",
        "STATE": "PUBLIC",
        "TITLE": "mod_proxy SSRF"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Apache HTTP Server",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": "Apache HTTP Server 2.4",
                          "version_value": "2.4.48"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Apache Software Foundation"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "The issue was discovered by the Apache HTTP security team while analysing CVE-2021-36160"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": [
        {
          "other": "high"
        }
      ],
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-918 Server Side Request Forgery (SSRF)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://httpd.apache.org/security/vulnerabilities_24.html",
            "refsource": "MISC",
            "url": "https://httpd.apache.org/security/vulnerabilities_24.html"
          },
          {
            "name": "FEDORA-2021-dce7e7738e",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/"
          },
          {
            "name": "[httpd-users] 20210923 [users@httpd] 2.4.49 security fixes: more info",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E"
          },
          {
            "name": "[httpd-users] 20210923 Re: [users@httpd] 2.4.49 security fixes: more info",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E"
          },
          {
            "name": "[httpd-users] 20210923 [users@httpd] Re: [External] : [users@httpd] 2.4.49 security fixes: more info",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E"
          },
          {
            "name": "[httpd-users] 20210923 Re: [users@httpd] Re: [External] : [users@httpd] 2.4.49 security fixes: more info",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E"
          },
          {
            "name": "FEDORA-2021-e3f6dd670d",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/"
          },
          {
            "name": "[debian-lts-announce] 20211002 [SECURITY] [DLA 2776-1] apache2 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html"
          },
          {
            "name": "[httpd-bugs] 20211008 [Bug 65616] CVE-2021-36160 regression",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r2eb200ac1340f69aa22af61ab34780c531d110437910cb9c0ece3b37@%3Cbugs.httpd.apache.org%3E"
          },
          {
            "name": "DSA-4982",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2021/dsa-4982"
          },
          {
            "name": "[httpd-users] 20211019 [users@httpd] Regarding CVE-2021-40438",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r210807d0bb55f4aa6fbe1512be6bcc4dacd64e84940429fba329967a@%3Cusers.httpd.apache.org%3E"
          },
          {
            "name": "[httpd-users] 20211019 Re: [users@httpd] Regarding CVE-2021-40438",
            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/rf6954e60b1c8e480678ce3d02f61b8a788997785652e9557a3265c00@%3Cusers.httpd.apache.org%3E"
          },
          {
            "name": "20211124 Multiple Vulnerabilities in Apache HTTP Server Affecting Cisco Products: November 2021",
            "refsource": "CISCO",
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ"
          },
          {
            "name": "https://www.oracle.com/security-alerts/cpujan2022.html",
            "refsource": "MISC",
            "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
          },
          {
            "name": "https://www.tenable.com/security/tns-2021-17",
            "refsource": "CONFIRM",
            "url": "https://www.tenable.com/security/tns-2021-17"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20211008-0004/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20211008-0004/"
          },
          {
            "name": "https://www.oracle.com/security-alerts/cpuapr2022.html",
            "refsource": "MISC",
            "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
          },
          {
            "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf",
            "refsource": "CONFIRM",
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf"
          },
          {
            "name": "GLSA-202208-20",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202208-20"
          }
        ]
      },
      "source": {
        "discovery": "UNKNOWN"
      },
      "timeline": [
        {
          "lang": "eng",
          "time": "2021-09-16",
          "value": "2.4.49 released"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.4.48",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:netapp:storagegrid:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:f5:f5os:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "1.1.4",
                "versionStartIncluding": "1.1.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:f5:f5os:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "1.2.1",
                "versionStartIncluding": "1.2.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:oracle:secure_global_desktop:5.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security@apache.org",
          "ID": "CVE-2021-40438"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-918"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://httpd.apache.org/security/vulnerabilities_24.html",
              "refsource": "MISC",
              "tags": [
                "Release Notes",
                "Vendor Advisory"
              ],
              "url": "https://httpd.apache.org/security/vulnerabilities_24.html"
            },
            {
              "name": "FEDORA-2021-dce7e7738e",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/"
            },
            {
              "name": "[httpd-users] 20210923 Re: [users@httpd] 2.4.49 security fixes: more info",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E"
            },
            {
              "name": "[httpd-users] 20210923 [users@httpd] 2.4.49 security fixes: more info",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E"
            },
            {
              "name": "[httpd-users] 20210923 [users@httpd] Re: [External] : [users@httpd] 2.4.49 security fixes: more info",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E"
            },
            {
              "name": "[httpd-users] 20210923 Re: [users@httpd] Re: [External] : [users@httpd] 2.4.49 security fixes: more info",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E"
            },
            {
              "name": "FEDORA-2021-e3f6dd670d",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/"
            },
            {
              "name": "[debian-lts-announce] 20211002 [SECURITY] [DLA 2776-1] apache2 security update",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20211008-0004/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20211008-0004/"
            },
            {
              "name": "[httpd-bugs] 20211008 [Bug 65616] CVE-2021-36160 regression",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/r2eb200ac1340f69aa22af61ab34780c531d110437910cb9c0ece3b37@%3Cbugs.httpd.apache.org%3E"
            },
            {
              "name": "DSA-4982",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2021/dsa-4982"
            },
            {
              "name": "[httpd-users] 20211019 [users@httpd] Regarding CVE-2021-40438",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/r210807d0bb55f4aa6fbe1512be6bcc4dacd64e84940429fba329967a@%3Cusers.httpd.apache.org%3E"
            },
            {
              "name": "[httpd-users] 20211019 Re: [users@httpd] Regarding CVE-2021-40438",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
              ],
              "url": "https://lists.apache.org/thread.html/rf6954e60b1c8e480678ce3d02f61b8a788997785652e9557a3265c00@%3Cusers.httpd.apache.org%3E"
            },
            {
              "name": "https://www.tenable.com/security/tns-2021-17",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.tenable.com/security/tns-2021-17"
            },
            {
              "name": "20211124 Multiple Vulnerabilities in Apache HTTP Server Affecting Cisco Products: November 2021",
              "refsource": "CISCO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpujan2022.html",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpuapr2022.html",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf"
            },
            {
              "name": "GLSA-202208-20",
              "refsource": "GENTOO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.gentoo.org/glsa/202208-20"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.0,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 6.0
        }
      },
      "lastModifiedDate": "2022-10-05T02:21Z",
      "publishedDate": "2021-09-16T15:15Z"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.