{"id":"CVE-2020-23907","aliases":["EUVD-2020-16644","GHSA-p449-mqm8-7c5p"],"status":"published","title":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp,...","description":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0261,"percentile":0.8551,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-04-21T17:41:06Z","modified":"2026-10-20T13:56:04Z","products":[{"vendor":"avast","product":"retdec"}],"references":[{"url":"https://github.com/avast/retdec/issues/637","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/avast/retdec/commit/517298bafaaff0a8e3dd60dd055a67c41b545807","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-23907"},{"url":"https://github.com/advisories/GHSA-p449-mqm8-7c5p"}],"sources":{"cve":[{"id":"CVE-2020-23907","description":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","status":"published","published":"2021-04-21T17:41:06Z","modified":"2024-08-04T15:05:11.417Z","updated_at":"2026-11-02T14:35:49.209579Z"}],"euvd":[{"id":"EUVD-2020-16644","description":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","status":"published","published":"2021-04-21T17:41:06Z","modified":"2024-08-04T15:05:11Z","updated_at":"2026-11-03T03:07:20.733107Z"}],"ghsa":[{"id":"GHSA-p449-mqm8-7c5p","title":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp,...","description":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","status":"published","published":"2022-05-24T17:48:02Z","modified":"2023-01-29T05:06:00Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:55.677123Z"}],"nvd":[{"id":"CVE-2020-23907","description":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","status":"published","published":"2021-04-21T18:15:08.173Z","modified":"2026-06-17T03:05:04.65Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:39.25999Z"}],"osv":[{"id":"CVE-2020-23907","description":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","status":"published","published":"2021-04-21T18:15:08.173Z","modified":"2026-10-20T13:56:04.634289023Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:15.534837Z"}]}}