An update for dovecot is now available for openEuler-20.03-LTS-SP1 Security Advisory openeuler-security@openeuler.org openEuler security committee openEuler-SA-2021-1270 Final 1.0 1.0 2021-07-17 Initial 2021-07-17 2021-07-17 openEuler SA Tool V1.0 2021-07-17 dovecot security update An update for dovecot is now available for openEuler-20.03-LTS-SP1. Dovecot is an IMAP server for Linux/UNIX-like systemsa wrapper package that will just handle common things for all versioned dovecot packages. Security Fix(es): The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.(CVE-2020-28200) The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp. Sensitive information can be redirected to an attacker-controlled address.(CVE-2021-33515) An update for dovecot is now available for openEuler-20.03-LTS-SP1. openEuler Security has rated this update as having a security impact of medium. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section. Medium dovecot https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1270 https://openeuler.org/en/security/cve/detail.html?id=CVE-2020-28200 https://openeuler.org/en/security/cve/detail.html?id=CVE-2021-33515 https://nvd.nist.gov/vuln/detail/CVE-2020-28200 https://nvd.nist.gov/vuln/detail/CVE-2021-33515 openEuler-20.03-LTS-SP1 dovecot-debuginfo-2.3.15-1.oe1.aarch64.rpm dovecot-devel-2.3.15-1.oe1.aarch64.rpm dovecot-help-2.3.15-1.oe1.aarch64.rpm dovecot-debugsource-2.3.15-1.oe1.aarch64.rpm dovecot-2.3.15-1.oe1.aarch64.rpm dovecot-2.3.15-1.oe1.src.rpm dovecot-debuginfo-2.3.15-1.oe1.x86_64.rpm dovecot-help-2.3.15-1.oe1.x86_64.rpm dovecot-2.3.15-1.oe1.x86_64.rpm dovecot-devel-2.3.15-1.oe1.x86_64.rpm dovecot-debugsource-2.3.15-1.oe1.x86_64.rpm The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension. 2021-07-17 CVE-2020-28200 openEuler-20.03-LTS-SP1 Medium 4.3 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N dovecot security update 2021-07-17 https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1270 The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp. Sensitive information can be redirected to an attacker-controlled address. 2021-07-17 CVE-2021-33515 openEuler-20.03-LTS-SP1 Medium 4.8 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N dovecot security update 2021-07-17 https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1270