Test ID:	1.3.6.1.4.1.25623.1.0.844778
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4674-1)
Summary:	The remote host is missing an update for the 'dovecot' package(s) announced via the USN-4674-1 advisory.
Description:	Summary: The remote host is missing an update for the 'dovecot' package(s) announced via the USN-4674-1 advisory. Vulnerability Insight: It was discovered that Dovecot incorrectly handled certain imap hibernation commands. A remote authenticated attacker could possibly use this issue to access other users' email. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 20.10. (CVE-2020-24386) Innokentii Sennovskiy discovered that Dovecot incorrectly handled MIME parsing. A remote attacker could possibly use this issue to cause Dovecot to crash, resulting in a denial of service. (CVE-2020-25275) Affected Software/OS: 'dovecot' package(s) on Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 20.10. Solution: Please install the updated package(s). CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2020-24386 Debian Security Information: DSA-4825 (Google Search) https://www.debian.org/security/2021/dsa-4825 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/ http://seclists.org/fulldisclosure/2021/Jan/18 https://security.gentoo.org/glsa/202101-01 http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html https://doc.dovecot.org/configuration_manual/hibernation/ https://dovecot.org/security Common Vulnerability Exposure (CVE) ID: CVE-2020-25275 http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html
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