cve-2020-5753
Vulnerability from cvelistv5
Published
2020-05-20 13:40
Modified
2024-08-04 08:39
Severity ?
EPSS score ?
0.23% (0.46017)
Summary
Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.
References
vulnreport@tenable.comhttps://www.tenable.com/security/research/tra-2020-33Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.tenable.com/security/research/tra-2020-33Third Party Advisory
Impacted products
Vendor Product Version
n/a Signal Private Messenger Version: Android versions v4.59.0 and up, iOS versions v3.8.1.5 and up
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-04T08:39:25.691Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.tenable.com/security/research/tra-2020-33",
               },
            ],
            title: "CVE Program Container",
         },
      ],
      cna: {
         affected: [
            {
               product: "Signal Private Messenger",
               vendor: "n/a",
               versions: [
                  {
                     status: "affected",
                     version: "Android versions v4.59.0 and up, iOS versions v3.8.1.5 and up",
                  },
               ],
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.",
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     description: "Information Disclosure",
                     lang: "en",
                     type: "text",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2020-05-20T13:40:19",
            orgId: "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
            shortName: "tenable",
         },
         references: [
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.tenable.com/security/research/tra-2020-33",
            },
         ],
         x_legacyV4Record: {
            CVE_data_meta: {
               ASSIGNER: "vulnreport@tenable.com",
               ID: "CVE-2020-5753",
               STATE: "PUBLIC",
            },
            affects: {
               vendor: {
                  vendor_data: [
                     {
                        product: {
                           product_data: [
                              {
                                 product_name: "Signal Private Messenger",
                                 version: {
                                    version_data: [
                                       {
                                          version_value: "Android versions v4.59.0 and up, iOS versions v3.8.1.5 and up",
                                       },
                                    ],
                                 },
                              },
                           ],
                        },
                        vendor_name: "n/a",
                     },
                  ],
               },
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "eng",
                     value: "Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "eng",
                           value: "Information Disclosure",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://www.tenable.com/security/research/tra-2020-33",
                     refsource: "MISC",
                     url: "https://www.tenable.com/security/research/tra-2020-33",
                  },
               ],
            },
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
      assignerShortName: "tenable",
      cveId: "CVE-2020-5753",
      datePublished: "2020-05-20T13:40:19",
      dateReserved: "2020-01-06T00:00:00",
      dateUpdated: "2024-08-04T08:39:25.691Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2020-5753\",\"sourceIdentifier\":\"vulnreport@tenable.com\",\"published\":\"2020-05-20T14:15:11.673\",\"lastModified\":\"2024-11-21T05:34:32.410\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.\"},{\"lang\":\"es\",\"value\":\"Signal Private Messenger Android versiones v4.59.0 y superiores e iOS versiones v3.8.1.5 y superiores,  permiten a alguien que no es contacto remoto llamar al teléfono Signal de la víctima y divulgar el servidor DNS usado actualmente debido al manejo de ICE Candidate antes de que la llamada sea contestada o rechazada.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:N/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-670\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:signal:private_messenger:*:*:*:*:*:android:*:*\",\"versionEndIncluding\":\"4.59.0\",\"matchCriteriaId\":\"6D4C2970-8FA4-4F09-B53F-43A89A1A0989\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:signal:signal:*:*:*:*:*:iphone_os:*:*\",\"versionEndIncluding\":\"3.8.1.5\",\"matchCriteriaId\":\"97DA7B29-5496-46D9-BDAC-F0295C01F720\"}]}]}],\"references\":[{\"url\":\"https://www.tenable.com/security/research/tra-2020-33\",\"source\":\"vulnreport@tenable.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.tenable.com/security/research/tra-2020-33\",\"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.