{"cve_id":"CVE-2022-27924","published":"2022-04-21T00:15:08.360000+00:00","last_modified":"2026-10-02T14:55:01.717000+00:00","vuln_status":"Analyzed","description":"Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 allows an unauthenticated attacker to inject arbitrary memcache commands into a targeted instance. These memcache commands becomes unescaped, causing an overwrite of arbitrary cached entries.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","base_score":7.5,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"NONE","impact_i":"HIGH","impact_a":"NONE","cwe_ids":["CWE-74"],"in_kev":true,"kev_date_added":"2022-08-04","kev_ransomware":true,"epss_score":0.93908,"epss_percentile":0.99845,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"USER","caps":["CODE_EXEC"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-10-08T03:17:51.909823+00:00","first_seen":"2022-04-21T00:15:08.360000+00:00","kev_first_seen":"2022-08-04T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["synacor"],"products":["zimbra_collaboration_suite"],"affected":[{"vendor":"synacor","product":"zimbra_collaboration_suite","ranges":["8.8.15","9.0.0"]}]}