{"id":"CVE-2018-19166","details":"peercoin through 0.6.4 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.","modified":"2026-07-08T15:09:47.783123Z","published":"2019-11-05T21:15:13.043Z","references":[{"type":"WEB","url":"https://medium.com/%40dsl_uiuc/fake-stake-attacks-on-chain-based-proof-of-stake-cryptocurrencies-b8b05723f806"},{"type":"ADVISORY","url":"http://fc19.ifca.ai/preproceedings/180-preproceedings.pdf"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/peercoin/peercoin","events":[{"introduced":"0"},{"last_affected":"ebb4003ce8367501020181f7e734d52c4b1ab5ea"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"0.6.4"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:peercoin:peercoin:*:*:*:*:*:*:*:*"}}],"versions":["v0.6.4ppc","v0.6.3ppc.rc2","v0.6.3ppc","v0.6.3ppc.rc1","v0.6.2ppc","v0.6.2ppc-rc2","v0.6.1-rc1","v0.3.0ppc","v0.2.1ppc","v0.2.0ppc","v0.1.0ppc"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19166.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}