{"id":"DEBIAN-CVE-2020-37121","details":"CODE::BLOCKS 16.01 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting Structured Exception Handler with crafted Unicode characters. Attackers can create a malicious M3U playlist file with 536 bytes of buffer and shellcode to trigger remote code execution.","modified":"2026-05-01T20:01:55.888866Z","published":"2026-02-05T17:16:06.730Z","withdrawn":"2026-05-01T20:01:55.888866Z","upstream":["CVE-2020-37121"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2020-37121"}],"affected":[{"package":{"name":"codeblocks","ecosystem":"Debian:11","purl":"pkg:deb/debian/codeblocks?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20.03+svn13046-0.1","20.03+svn13046-0.2","20.03+svn13046-0.3","20.03+svn13046-0.3~exp1","20.03+svn13046-0.4","20.03-3","20.03-3.1","25.03+dfsg-1","25.03+dfsg-2","25.03+dfsg-2.1","25.03+dfsg-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37121.json"}},{"package":{"name":"codeblocks","ecosystem":"Debian:12","purl":"pkg:deb/debian/codeblocks?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20.03+svn13046-0.1","20.03+svn13046-0.2","20.03+svn13046-0.3","20.03+svn13046-0.3~exp1","20.03+svn13046-0.4","25.03+dfsg-1","25.03+dfsg-2","25.03+dfsg-2.1","25.03+dfsg-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37121.json"}},{"package":{"name":"codeblocks","ecosystem":"Debian:13","purl":"pkg:deb/debian/codeblocks?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["25.03+dfsg-2","25.03+dfsg-2.1","25.03+dfsg-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37121.json"}},{"package":{"name":"codeblocks","ecosystem":"Debian:14","purl":"pkg:deb/debian/codeblocks?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["25.03+dfsg-2","25.03+dfsg-2.1","25.03+dfsg-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37121.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}