CVE-2020-25275

概要

参考情報

• packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html · Third Party Advisory
• seclists.org/fulldisclosure/2021/Jan/18 · Mailing List
• openwall.com/lists/oss-security/2021/01/04/3 · Mailing List
• dovecot.org/pipermail/dovecot-news/2021-January/000451.html · Mailing List
• dovecot.org/security · Vendor Advisory
• lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7
• security.gentoo.org/glsa/202101-01 · Third Party Advisory
• debian.org/security/2021/dsa-4825 · Third Party Advisory

dovecot のその他の脆弱性

• CVE-2026-42006中 4.3An attacker can cause uncontrolled memory usage with excessive bracing over IMAP. The fix in CVE-2026-27857 was incomplete, only blocking on…
• CVE-2026-40020中 4.3Attacker can use the IMAP SETACL command to inject the anyone permission to user's dovecot-acl file even if imap_acl_allow_anyone=no. This c…
• CVE-2026-40016中 6.5Attacker can upload a malicious Sieve script over ManageSieve service (or locally) to bypass configured CPU time limits for Sieve up to 130 …
• CVE-2026-33603中 5.3Attacker can use a specially crafted base64 exchange between Dovecot and Client to fake SCRAM TLS channel binding. This requires that the at…
• CVE-2026-27851緊急 9.1When safe filter is used with variable expansion, all following pipelines on the same string are incorrectly interpreted as safe too, enabli…