{"id":"CVE-2017-20051","title":"A vulnerability was detected in InnoSetup Installer 5.5.9","summary":"A vulnerability was detected in InnoSetup Installer 5.5.9. This affects an unknown part. The manipulation results in uncontrolled search path. The attack can be executed remotely. The exploit is now public and may be used. This is a malf…","severity":"medium","cvss":6.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-426","CWE-427"],"vendor":"jrsoftware","product":"inno_setup","affected":["inno_setup"],"published":"2022-06-16","updated":"2026-09-29","sourceUpdated":"2026-09-29T06:16:56.450","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2017-20051","references":[{"url":"http://seclists.org/fulldisclosure/2017/Mar/8","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2017-20051","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/97837","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/97837/cti","label":"cna@vuldb.com"},{"url":"http://seclists.org/fulldisclosure/2017/Mar/8","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://vuldb.com/?id.97837","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2025-04-14T17:11:18.734072Z"},"epss":0.00575,"epssPercentile":0.45248,"ingestedAt":"2026-09-29T06:28:45.420Z","slug":"CVE-2017-20051","body":"## Overview\n\nA vulnerability was detected in InnoSetup Installer 5.5.9. This affects an unknown part. The manipulation results in uncontrolled search path. The attack can be executed remotely. The exploit is now public and may be used. This is a malformed-PE / self-extracting-installer defect report that the vendor never acknowledged.\n\n## Affected\n\n- `inno_setup`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":34.7,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}