cve-2020-24386
Vulnerability from cvelistv5
Published
2021-01-04 16:25
Modified
2024-08-04 15:12
Severity ?
Summary
An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).
References
cve@mitre.orghttp://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.htmlMailing List, Third Party Advisory, VDB Entry
cve@mitre.orghttp://seclists.org/fulldisclosure/2021/Jan/18Mailing List, Third Party Advisory
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2021/01/04/4Mailing List, Third Party Advisory
cve@mitre.orghttps://doc.dovecot.org/configuration_manual/hibernation/Vendor Advisory
cve@mitre.orghttps://dovecot.org/pipermail/dovecot-news/2021-January/000450.htmlMailing List, Vendor Advisory
cve@mitre.orghttps://dovecot.org/securityVendor Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/
cve@mitre.orghttps://security.gentoo.org/glsa/202101-01Third Party Advisory
cve@mitre.orghttps://www.debian.org/security/2021/dsa-4825Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.htmlMailing List, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2021/Jan/18Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2021/01/04/4Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://doc.dovecot.org/configuration_manual/hibernation/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://dovecot.org/pipermail/dovecot-news/2021-January/000450.htmlMailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://dovecot.org/securityVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202101-01Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4825Third Party Advisory
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-04T15:12:08.740Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://dovecot.org/security",
               },
               {
                  tags: [
                     "x_refsource_CONFIRM",
                     "x_transferred",
                  ],
                  url: "http://www.openwall.com/lists/oss-security/2021/01/04/4",
               },
               {
                  tags: [
                     "x_refsource_CONFIRM",
                     "x_transferred",
                  ],
                  url: "https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://doc.dovecot.org/configuration_manual/hibernation/",
               },
               {
                  name: "DSA-4825",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_DEBIAN",
                     "x_transferred",
                  ],
                  url: "https://www.debian.org/security/2021/dsa-4825",
               },
               {
                  name: "20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail",
                  tags: [
                     "mailing-list",
                     "x_refsource_FULLDISC",
                     "x_transferred",
                  ],
                  url: "http://seclists.org/fulldisclosure/2021/Jan/18",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html",
               },
               {
                  name: "GLSA-202101-01",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_GENTOO",
                     "x_transferred",
                  ],
                  url: "https://security.gentoo.org/glsa/202101-01",
               },
               {
                  name: "FEDORA-2021-c90cb486f7",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_FEDORA",
                     "x_transferred",
                  ],
                  url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/",
               },
            ],
            title: "CVE Program Container",
         },
      ],
      cna: {
         affected: [
            {
               product: "n/a",
               vendor: "n/a",
               versions: [
                  {
                     status: "affected",
                     version: "n/a",
                  },
               ],
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).",
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     description: "n/a",
                     lang: "en",
                     type: "text",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2021-01-20T02:06:06",
            orgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
            shortName: "mitre",
         },
         references: [
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://dovecot.org/security",
            },
            {
               tags: [
                  "x_refsource_CONFIRM",
               ],
               url: "http://www.openwall.com/lists/oss-security/2021/01/04/4",
            },
            {
               tags: [
                  "x_refsource_CONFIRM",
               ],
               url: "https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://doc.dovecot.org/configuration_manual/hibernation/",
            },
            {
               name: "DSA-4825",
               tags: [
                  "vendor-advisory",
                  "x_refsource_DEBIAN",
               ],
               url: "https://www.debian.org/security/2021/dsa-4825",
            },
            {
               name: "20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail",
               tags: [
                  "mailing-list",
                  "x_refsource_FULLDISC",
               ],
               url: "http://seclists.org/fulldisclosure/2021/Jan/18",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html",
            },
            {
               name: "GLSA-202101-01",
               tags: [
                  "vendor-advisory",
                  "x_refsource_GENTOO",
               ],
               url: "https://security.gentoo.org/glsa/202101-01",
            },
            {
               name: "FEDORA-2021-c90cb486f7",
               tags: [
                  "vendor-advisory",
                  "x_refsource_FEDORA",
               ],
               url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/",
            },
         ],
         x_ConverterErrors: {
            cvssV3_1: {
               error: "CVSSV3_1 data from v4 record is invalid",
               message: "Missing mandatory metrics \"AV\"",
            },
         },
         x_legacyV4Record: {
            CVE_data_meta: {
               ASSIGNER: "cve@mitre.org",
               ID: "CVE-2020-24386",
               STATE: "PUBLIC",
            },
            affects: {
               vendor: {
                  vendor_data: [
                     {
                        product: {
                           product_data: [
                              {
                                 product_name: "n/a",
                                 version: {
                                    version_data: [
                                       {
                                          version_value: "n/a",
                                       },
                                    ],
                                 },
                              },
                           ],
                        },
                        vendor_name: "n/a",
                     },
                  ],
               },
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "eng",
                     value: "An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).",
                  },
               ],
            },
            impact: {
               cvss: {
                  attackComplexity: "HIGH",
                  availabilityImpact: "NONE",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "LOW",
                  scope: "CHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AC:H/A:N/C:H/I:H/PR:L/S:C/UI:N",
                  version: "3.1",
               },
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "eng",
                           value: "n/a",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://dovecot.org/security",
                     refsource: "MISC",
                     url: "https://dovecot.org/security",
                  },
                  {
                     name: "http://www.openwall.com/lists/oss-security/2021/01/04/4",
                     refsource: "CONFIRM",
                     url: "http://www.openwall.com/lists/oss-security/2021/01/04/4",
                  },
                  {
                     name: "https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html",
                     refsource: "CONFIRM",
                     url: "https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html",
                  },
                  {
                     name: "https://doc.dovecot.org/configuration_manual/hibernation/",
                     refsource: "MISC",
                     url: "https://doc.dovecot.org/configuration_manual/hibernation/",
                  },
                  {
                     name: "DSA-4825",
                     refsource: "DEBIAN",
                     url: "https://www.debian.org/security/2021/dsa-4825",
                  },
                  {
                     name: "20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail",
                     refsource: "FULLDISC",
                     url: "http://seclists.org/fulldisclosure/2021/Jan/18",
                  },
                  {
                     name: "http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html",
                     refsource: "MISC",
                     url: "http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html",
                  },
                  {
                     name: "GLSA-202101-01",
                     refsource: "GENTOO",
                     url: "https://security.gentoo.org/glsa/202101-01",
                  },
                  {
                     name: "FEDORA-2021-c90cb486f7",
                     refsource: "FEDORA",
                     url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/",
                  },
               ],
            },
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
      assignerShortName: "mitre",
      cveId: "CVE-2020-24386",
      datePublished: "2021-01-04T16:25:43",
      dateReserved: "2020-08-19T00:00:00",
      dateUpdated: "2024-08-04T15:12:08.740Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2020-24386\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2021-01-04T17:15:13.867\",\"lastModified\":\"2024-11-21T05:14:43.127\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).\"},{\"lang\":\"es\",\"value\":\"Se detectó un problema en Dovecot versiones anteriores a 2.3.13. Al usar IMAP IDLE, un atacante autenticado puede desencadenar la inhibición por medio de parámetros controlados por el atacante, conllevando a un acceso a los mensajes de correo electrónico de otros usuarios (y a una divulgación de ruta).\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N\",\"baseScore\":6.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.6,\"impactScore\":5.2}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:P/I:P/A:N\",\"baseScore\":4.9,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":6.8,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.2.26\",\"versionEndExcluding\":\"2.3.13\",\"matchCriteriaId\":\"1E8AA2ED-9604-4BC7-8A46-E772A6F1D595\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"36D96259-24BD-44E2-96D9-78CE1D41F956\"}]}]}],\"references\":[{\"url\":\"http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://seclists.org/fulldisclosure/2021/Jan/18\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2021/01/04/4\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://doc.dovecot.org/configuration_manual/hibernation/\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Vendor Advisory\"]},{\"url\":\"https://dovecot.org/security\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.gentoo.org/glsa/202101-01\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2021/dsa-4825\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://seclists.org/fulldisclosure/2021/Jan/18\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2021/01/04/4\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://doc.dovecot.org/configuration_manual/hibernation/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Vendor Advisory\"]},{\"url\":\"https://dovecot.org/security\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.gentoo.org/glsa/202101-01\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2021/dsa-4825\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



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.