{"id":"CVE-2018-1000167","aliases":["GHSA-7c4h-w765-6pwg","PYSEC-2018-75"],"url":"https://o3.security/vulnerability/CVE-2018-1000167","summary":"OISF suricata-update unsafely deserializes YAML data","details":"OISF suricata-update version 1.0.0a1 contains an Insecure Deserialization vulnerability in the insecure yaml.load-Function as used in the following files: config.py:136, config.py:142, sources.py:99 and sources.py:131. The \"list-sources\"-command is affected by this bug. that can result in Remote Code Execution(even as root if suricata-update is called by root). This attack appears to be exploitable via a specially crafted yaml-file at https://www.openinfosecfoundation.org/rules/index.yaml. This vulnerability appears to have been fixed in 1.0.0b1.","published":"2018-04-18T19:29:00.833Z","modified":"2026-07-08T14:58:21.683414Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"PyPI","name":"suricata-update","fixedVersion":"1.0.0b1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://redmine.openinfosecfoundation.org/issues/2359"},{"type":"EVIDENCE","url":"https://tech.feedyourhead.at/content/remote-code-execution-in-suricata-update"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T14:58:21.683414Z"}}