{"id":"USN-4794-1","summary":"libupnp vulnerabilities","details":"Matthew Garrett discovered that libupnp mishandled POST requests by\ndefault. An attacker could use this vulnerability to write files to\narbitrary locations in the victim's filesystem, possibly as root.\n(CVE-2016-6255)\n\nIt was discovered that libupnp mishandled certain input. A remote attacker\ncould use this vulnerability to cause a denial of service (crash) or\npossibly execute arbitrary code. (CVE-2016-8863)\n","modified":"2026-06-25T13:30:25.281731208Z","published":"2021-03-15T21:15:46Z","related":["UBUNTU-CVE-2016-6255","UBUNTU-CVE-2016-8863"],"upstream":["CVE-2016-6255","CVE-2016-8863","UBUNTU-CVE-2016-6255","UBUNTU-CVE-2016-8863"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4794-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6255"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-8863"}],"affected":[{"package":{"name":"libupnp","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libupnp?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.6.19+git20160116-1ubuntu0.1~esm1"}]}],"versions":["1:1.6.19+git20141001-1","1:1.6.19+git20141001-1ubuntu1","1:1.6.19+git20160116-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"libupnp6","binary_version":"1:1.6.19+git20160116-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4794-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"id":"CVE-2016-6255","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"high"}]},{"id":"CVE-2016-8863","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}]}]}}}],"schema_version":"1.7.5"}