{"id":"CVE-2019-9183","state":"PUBLISHED","title":"An issue was discovered in Contiki-NG through 4.3 and Contiki through 3.0. A buffer overflow is present due to an integer underflow during 6LoWPAN fragment processing in the face o","description":"An issue was discovered in Contiki-NG through 4.3 and Contiki through 3.0. A buffer overflow is present due to an integer underflow during 6LoWPAN fragment processing in the face of truncated fragments in os/net/ipv6/sicslowpan.c. This results in accesses of unmapped memory, crashing the application. An attacker can cause a denial-of-service via a crafted 6LoWPAN frame.","publishedAt":"2020-04-23T12:33:37.000Z","updatedAt":"2024-08-04T21:38:46.571Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/contiki-ng/contiki-ng/pull/972","https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4","https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:15.253Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/9xxx/CVE-2019-9183.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-9183","state":"PUBLISHED","datePublished":"2020-04-23T12:33:37.000Z","dateUpdated":"2024-08-04T21:38:46.571Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2019-02-26T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An issue was discovered in Contiki-NG through 4.3 and Contiki through 3.0. A buffer overflow is present due to an integer underflow during 6LoWPAN fragment processing in the face of truncated fragments in os/net/ipv6/sicslowpan.c. This results in accesses of unmapped memory, crashing the application. An attacker can cause a denial-of-service via a crafted 6LoWPAN frame."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/contiki-ng/contiki-ng/pull/972","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4","tags":["x_refsource_CONFIRM"]},{"url":"https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2020-04-24T23:08:49.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"datePublic":"2019-09-26T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-9183","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 Contiki-NG through 4.3 and Contiki through 3.0. A buffer overflow is present due to an integer underflow during 6LoWPAN fragment processing in the face of truncated fragments in os/net/ipv6/sicslowpan.c. This results in accesses of unmapped memory, crashing the application. An attacker can cause a denial-of-service via a crafted 6LoWPAN frame."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://github.com/contiki-ng/contiki-ng/pull/972","refsource":"CONFIRM","url":"https://github.com/contiki-ng/contiki-ng/pull/972"},{"name":"https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4","refsource":"CONFIRM","url":"https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4"},{"name":"https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf","refsource":"MISC","url":"https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/contiki-ng/contiki-ng/pull/972","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/contiki-ng/contiki-ng/releases/tag/release%2Fv4.4","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://www.usenix.org/system/files/sec20summer_clements_prepub.pdf","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T21:38:46.571Z"}}]}}}