gsd-2021-42550
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2021-42550",
    "description": "In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.",
    "id": "GSD-2021-42550",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-42550.html",
      "https://access.redhat.com/errata/RHSA-2022:1108",
      "https://access.redhat.com/errata/RHSA-2022:1110",
      "https://access.redhat.com/errata/RHSA-2022:5498",
      "https://access.redhat.com/errata/RHSA-2022:5532"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-42550"
      ],
      "details": "In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.",
      "id": "GSD-2021-42550",
      "modified": "2023-12-13T01:23:06.749263Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "vulnerability@ncsc.ch",
        "ID": "CVE-2021-42550",
        "STATE": "PUBLIC",
        "TITLE": "RCE from attacker with configuration edit priviledges through JNDI lookup "
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "logback",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "1.2.9"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "1.3.0-alpha11"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "QOS.ch"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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          {
            "lang": "eng",
            "value": "In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-502 Deserialization of Untrusted Data"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://logback.qos.ch/news.html",
            "refsource": "CONFIRM",
            "url": "http://logback.qos.ch/news.html"
          },
          {
            "name": "https://github.com/cn-panda/logbackRceDemo",
            "refsource": "MISC",
            "url": "https://github.com/cn-panda/logbackRceDemo"
          },
          {
            "name": "https://jira.qos.ch/browse/LOGBACK-1591",
            "refsource": "MISC",
            "url": "https://jira.qos.ch/browse/LOGBACK-1591"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20211229-0001/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20211229-0001/"
          },
          {
            "name": "20220721 Open-Xchange Security Advisory 2022-07-21",
            "refsource": "FULLDISC",
            "url": "http://seclists.org/fulldisclosure/2022/Jul/11"
          },
          {
            "name": "http://packetstormsecurity.com/files/167794/Open-Xchange-App-Suite-7.10.x-Cross-Site-Scripting-Command-Injection.html",
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            "url": "http://packetstormsecurity.com/files/167794/Open-Xchange-App-Suite-7.10.x-Cross-Site-Scripting-Command-Injection.html"
          },
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          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "upgrade to  \u003e=1.2.9 or \u003e=1.3.0-alpha11"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,1.2.9)",
          "affected_versions": "All versions before 1.2.9",
          "cvss_v2": "AV:N/AC:M/Au:S/C:C/I:C/A:C",
          "cvss_v3": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-502",
            "CWE-78",
            "CWE-937"
          ],
          "date": "2022-04-19",
          "description": "In logback version 1.2.9 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.",
          "fixed_versions": [
            "1.2.9"
          ],
          "identifier": "CVE-2021-42550",
          "identifiers": [
            "GHSA-668q-qrv7-99fm",
            "CVE-2021-42550"
          ],
          "not_impacted": "",
          "package_slug": "maven/ch.qos.logback/logback-core",
          "pubdate": "2021-12-17",
          "solution": "Upgrade to 1.2.9 or above.",
          "title": "Deserialization of Untrusted Data",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-42550",
            "https://github.com/cn-panda/logbackRceDemo",
            "https://jira.qos.ch/browse/LOGBACK-1591",
            "http://logback.qos.ch/news.html",
            "https://github.com/qos-ch/logback/commit/87291079a1de9369ac67e20dc70a8fdc7cc4359c",
            "https://github.com/qos-ch/logback/commit/ef4fc4186b74b45ce80d86833820106ff27edd42",
            "https://github.com/qos-ch/logback/blob/1502cba4c1dfd135b2e715bc0cf80c0045d4d128/logback-site/src/site/pages/news.html",
            "https://security.netapp.com/advisory/ntap-20211229-0001/",
            "https://github.com/advisories/GHSA-668q-qrv7-99fm"
          ],
          "uuid": "30d09b9a-277c-4a1b-9fec-61625771f8f4"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
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              {
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              {
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              },
              {
                "cpe23Uri": "cpe:2.3:a:qos:logback:*:*:*:*:*:*:*:*",
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          },
          {
            "children": [],
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            }
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        "references": {
          "reference_data": [
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      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 8.5,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:M/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 6.8,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 0.7,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-12-12T21:13Z",
      "publishedDate": "2021-12-16T19:15Z"
    }
  }
}


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