cve-2022-42705
Vulnerability from cvelistv5
Published
2022-12-05 00:00
Modified
2025-04-24 14:25
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.
References
cve@mitre.orghttps://downloads.asterisk.org/pub/security/AST-2022-008.htmlPatch, Vendor Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
cve@mitre.orghttps://www.debian.org/security/2023/dsa-5358
af854a3a-2127-422b-91ae-364da2661108https://downloads.asterisk.org/pub/security/AST-2022-008.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2023/dsa-5358
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-03T13:10:41.376Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_transferred",
                  ],
                  url: "https://downloads.asterisk.org/pub/security/AST-2022-008.html",
               },
               {
                  name: "[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update",
                  tags: [
                     "mailing-list",
                     "x_transferred",
                  ],
                  url: "https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html",
               },
               {
                  name: "DSA-5358",
                  tags: [
                     "vendor-advisory",
                     "x_transferred",
                  ],
                  url: "https://www.debian.org/security/2023/dsa-5358",
               },
            ],
            title: "CVE Program Container",
         },
         {
            metrics: [
               {
                  cvssV3_1: {
                     attackComplexity: "LOW",
                     attackVector: "NETWORK",
                     availabilityImpact: "HIGH",
                     baseScore: 6.5,
                     baseSeverity: "MEDIUM",
                     confidentialityImpact: "NONE",
                     integrityImpact: "NONE",
                     privilegesRequired: "LOW",
                     scope: "UNCHANGED",
                     userInteraction: "NONE",
                     vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                     version: "3.1",
                  },
               },
               {
                  other: {
                     content: {
                        id: "CVE-2022-42705",
                        options: [
                           {
                              Exploitation: "none",
                           },
                           {
                              Automatable: "no",
                           },
                           {
                              "Technical Impact": "partial",
                           },
                        ],
                        role: "CISA Coordinator",
                        timestamp: "2025-04-24T14:25:02.691799Z",
                        version: "2.0.3",
                     },
                     type: "ssvc",
                  },
               },
            ],
            problemTypes: [
               {
                  descriptions: [
                     {
                        cweId: "CWE-416",
                        description: "CWE-416 Use After Free",
                        lang: "en",
                        type: "CWE",
                     },
                  ],
               },
            ],
            providerMetadata: {
               dateUpdated: "2025-04-24T14:25:05.481Z",
               orgId: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
               shortName: "CISA-ADP",
            },
            title: "CISA ADP Vulnrichment",
         },
      ],
      cna: {
         affected: [
            {
               product: "n/a",
               vendor: "n/a",
               versions: [
                  {
                     status: "affected",
                     version: "n/a",
                  },
               ],
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.",
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     description: "n/a",
                     lang: "en",
                     type: "text",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2023-02-23T00:00:00.000Z",
            orgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
            shortName: "mitre",
         },
         references: [
            {
               url: "https://downloads.asterisk.org/pub/security/AST-2022-008.html",
            },
            {
               name: "[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update",
               tags: [
                  "mailing-list",
               ],
               url: "https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html",
            },
            {
               name: "DSA-5358",
               tags: [
                  "vendor-advisory",
               ],
               url: "https://www.debian.org/security/2023/dsa-5358",
            },
         ],
      },
   },
   cveMetadata: {
      assignerOrgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
      assignerShortName: "mitre",
      cveId: "CVE-2022-42705",
      datePublished: "2022-12-05T00:00:00.000Z",
      dateReserved: "2022-10-10T00:00:00.000Z",
      dateUpdated: "2025-04-24T14:25:05.481Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2022-42705\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2022-12-05T21:15:10.177\",\"lastModified\":\"2025-04-24T15:15:50.547\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.\"},{\"lang\":\"es\",\"value\":\"Un use after free en res_pjsip_pubsub.c en Sangoma Asterisk 16.28, 18.14, 19.6 y certificado/18.9-cert2 puede permitir que un atacante remoto autenticado bloquee Asterisk (denegación de servicio) al realizar actividad en una suscripción a través de un transporte confiable en al mismo tiempo que Asterisk también realiza actividad en esa suscripción.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0.0\",\"versionEndExcluding\":\"16.29.1\",\"matchCriteriaId\":\"3632620E-8A6D-4D65-BED9-80C0E7CEA8DD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"18.14.0\",\"versionEndExcluding\":\"18.15.1\",\"matchCriteriaId\":\"667B21FC-79F4-47C6-A116-84D6A6CB34FA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"19.6.0\",\"versionEndExcluding\":\"19.7.1\",\"matchCriteriaId\":\"A26F9A47-00F4-4A96-B679-E8D68E842E32\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:asterisk:20.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"ADB799D3-B6BE-468C-8D3E-B087ED287B24\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:18.9:cert2:*:*:*:*:*:*\",\"matchCriteriaId\":\"892BAE5D-A64E-4FE0-9A99-8C07F342A042\"}]}]}],\"references\":[{\"url\":\"https://downloads.asterisk.org/pub/security/AST-2022-008.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.debian.org/security/2023/dsa-5358\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://downloads.asterisk.org/pub/security/AST-2022-008.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.debian.org/security/2023/dsa-5358\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
      vulnrichment: {
         containers: "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://downloads.asterisk.org/pub/security/AST-2022-008.html\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html\", \"name\": \"[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update\", \"tags\": [\"mailing-list\", \"x_transferred\"]}, {\"url\": \"https://www.debian.org/security/2023/dsa-5358\", \"name\": \"DSA-5358\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T13:10:41.376Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 6.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-42705\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-24T14:25:02.691799Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"CWE-416 Use After Free\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-24T14:24:58.685Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://downloads.asterisk.org/pub/security/AST-2022-008.html\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html\", \"name\": \"[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update\", \"tags\": [\"mailing-list\"]}, {\"url\": \"https://www.debian.org/security/2023/dsa-5358\", \"name\": \"DSA-5358\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2023-02-23T00:00:00.000Z\"}}}",
         cveMetadata: "{\"cveId\": \"CVE-2022-42705\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-24T14:25:05.481Z\", \"dateReserved\": \"2022-10-10T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2022-12-05T00:00:00.000Z\", \"assignerShortName\": \"mitre\"}",
         dataType: "CVE_RECORD",
         dataVersion: "5.1",
      },
   },
}


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.