{"id":"CVE-2019-13161","state":"PUBLISHED","title":"An issue was discovered in Asterisk Open Source through 13.27.0, 14.x and 15.x through 15.7.2, and 16.x through 16.4.0, and Certified Asterisk through 13.21-cert3. A pointer derefe","description":"An issue was discovered in Asterisk Open Source through 13.27.0, 14.x and 15.x through 15.7.2, and 16.x through 16.4.0, and Certified Asterisk through 13.21-cert3. A pointer dereference in chan_sip while handling SDP negotiation allows an attacker to crash Asterisk when handling an SDP answer to an outgoing T.38 re-invite. To exploit this vulnerability an attacker must cause the chan_sip module to send a T.38 re-invite request to them. Upon receipt, the attacker must send an SDP answer containing both a T.38 UDPTL stream and another media stream containing only a codec (which is not permitted according to the chan_sip configuration).","publishedAt":"2019-07-12T19:24:37.000Z","updatedAt":"2024-08-04T23:41:10.494Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://downloads.digium.com/pub/security/AST-2019-003.html","https://issues.asterisk.org/jira/browse/ASTERISK-28465","https://lists.debian.org/debian-lts-announce/2019/11/msg00038.html","https://lists.debian.org/debian-lts-announce/2022/04/msg00001.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:45:27.952Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/13xxx/CVE-2019-13161.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-13161","state":"PUBLISHED","datePublished":"2019-07-12T19:24:37.000Z","dateUpdated":"2024-08-04T23:41:10.494Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2019-07-02T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An issue was discovered in Asterisk Open Source through 13.27.0, 14.x and 15.x through 15.7.2, and 16.x through 16.4.0, and Certified Asterisk through 13.21-cert3. A pointer dereference in chan_sip while handling SDP negotiation allows an attacker to crash Asterisk when handling an SDP answer to an outgoing T.38 re-invite. To exploit this vulnerability an attacker must cause the chan_sip module to send a T.38 re-invite request to them. Upon receipt, the attacker must send an SDP answer containing both a T.38 UDPTL stream and another media stream containing only a codec (which is not permitted according to the chan_sip configuration)."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"http://downloads.digium.com/pub/security/AST-2019-003.html","tags":["x_refsource_CONFIRM"]},{"url":"https://issues.asterisk.org/jira/browse/ASTERISK-28465","tags":["x_refsource_CONFIRM"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/11/msg00038.html","name":"[debian-lts-announce] 20191130 [SECURITY] [DLA 2017-1] asterisk security update","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/04/msg00001.html","name":"[debian-lts-announce] 20220403 [SECURITY] [DLA 2969-1] asterisk security update","tags":["mailing-list","x_refsource_MLIST"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2022-04-03T07:06:09.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"datePublic":"2019-06-28T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-13161","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 Asterisk Open Source through 13.27.0, 14.x and 15.x through 15.7.2, and 16.x through 16.4.0, and Certified Asterisk through 13.21-cert3. A pointer dereference in chan_sip while handling SDP negotiation allows an attacker to crash Asterisk when handling an SDP answer to an outgoing T.38 re-invite. To exploit this vulnerability an attacker must cause the chan_sip module to send a T.38 re-invite request to them. Upon receipt, the attacker must send an SDP answer containing both a T.38 UDPTL stream and another media stream containing only a codec (which is not permitted according to the chan_sip configuration)."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://downloads.digium.com/pub/security/AST-2019-003.html","refsource":"CONFIRM","url":"http://downloads.digium.com/pub/security/AST-2019-003.html"},{"name":"https://issues.asterisk.org/jira/browse/ASTERISK-28465","refsource":"CONFIRM","url":"https://issues.asterisk.org/jira/browse/ASTERISK-28465"},{"name":"[debian-lts-announce] 20191130 [SECURITY] [DLA 2017-1] asterisk security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2019/11/msg00038.html"},{"name":"[debian-lts-announce] 20220403 [SECURITY] [DLA 2969-1] asterisk security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2022/04/msg00001.html"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://downloads.digium.com/pub/security/AST-2019-003.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://issues.asterisk.org/jira/browse/ASTERISK-28465","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/11/msg00038.html","name":"[debian-lts-announce] 20191130 [SECURITY] [DLA 2017-1] asterisk security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/04/msg00001.html","name":"[debian-lts-announce] 20220403 [SECURITY] [DLA 2969-1] asterisk security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T23:41:10.494Z"}}]}}}