{"id":"CVE-2018-15560","details":"PyCryptodome before 3.6.6 has an integer overflow in the data_len variable in AESNI.c, related to the AESNI_encrypt and AESNI_decrypt functions, leading to the mishandling of messages shorter than 16 bytes.","aliases":["GHSA-hgg3-g7gr-66r7","PYSEC-2018-21"],"modified":"2026-04-10T04:06:53.698772Z","published":"2018-08-20T00:29:00.697Z","references":[{"type":"EVIDENCE","url":"https://github.com/Legrandin/pycryptodome/issues/198"},{"type":"EVIDENCE","url":"https://whitehatck01.blogspot.com/2018/08/integer-overflow-vulnerability-in.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/legrandin/pycryptodome","events":[{"introduced":"0"},{"fixed":"9788edcd38f2104ae6def75caab90346eb3d4c69"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"3.6.6"}]}}],"versions":["v3.0","v3.0rc1","v3.0rc2","v3.0rc3","v3.1","v3.2","v3.2.1","v3.3","v3.3.1","v3.4","v3.4.1","v3.4.10","v3.4.11","v3.4.12","v3.4.2","v3.4.3","v3.4.4","v3.4.5","v3.4.6","v3.4.8","v3.4.9","v3.5.1","v3.6.0","v3.6.1","v3.6.2","v3.6.3","v3.6.4","v3.6.5","v3.6.6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-15560.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}