{"id":"UBUNTU-CVE-2016-20043","details":"NRSS RSS Reader 0.3.9-1 contains a stack buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the -F parameter. Attackers can craft a malicious input with 256 bytes of padding followed by a controlled EIP value to overwrite the return address and achieve code execution.","modified":"2026-04-14T08:58:39.970344Z","published":"2026-03-28T12:16:00Z","upstream":["CVE-2016-20043"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-20043"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-20043"},{"type":"REPORT","url":"http://www.codezen.org/nrss/"},{"type":"REPORT","url":"https://www.exploit-db.com/exploits/39810"},{"type":"REPORT","url":"https://www.vulncheck.com/advisories/nrss-rss-reader-1-stack-buffer-overflow"}],"affected":[{"package":{"name":"nrss","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/nrss@0.3.9-1build1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.9-1","0.3.9-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"nrss","binary_version":"0.3.9-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-20043.json"}},{"package":{"name":"nrss","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nrss@0.3.9-1build2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.9-1build1","0.3.9-1build2"],"ecosystem_specific":{"binaries":[{"binary_name":"nrss","binary_version":"0.3.9-1build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-20043.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}