An update for logback is now available for openEuler-20.03-LTS-SP1 and openEuler-20.03-LTS-SP2 Security Advisory openeuler-security@openeuler.org openEuler security committee openEuler-SA-2021-1476 Final 1.0 1.0 2021-12-31 Initial 2021-12-31 2021-12-31 openEuler SA Tool V1.0 2021-12-31 logback security update An update for logback is now available for openEuler-20.03-LTS-SP1 and openEuler-20.03-LTS-SP2. Logback is intended as a successor to the popular log4j project. Security Fix(es): In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.(CVE-2021-42550) An update for logback is now available for openEuler-20.03-LTS-SP1 and openEuler-20.03-LTS-SP2. 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 logback https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1476 https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-42550 https://nvd.nist.gov/vuln/detail/CVE-2021-42550 openEuler-20.03-LTS-SP1 openEuler-20.03-LTS-SP2 logback-access-1.2.8-1.oe1.noarch.rpm logback-help-1.2.8-1.oe1.noarch.rpm logback-examples-1.2.8-1.oe1.noarch.rpm logback-1.2.8-1.oe1.noarch.rpm logback-1.2.8-1.oe1.noarch.rpm logback-examples-1.2.8-1.oe1.noarch.rpm logback-help-1.2.8-1.oe1.noarch.rpm logback-access-1.2.8-1.oe1.noarch.rpm logback-1.2.8-1.oe1.src.rpm logback-1.2.8-1.oe1.src.rpm In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers. 2021-12-31 CVE-2021-42550 openEuler-20.03-LTS-SP1 openEuler-20.03-LTS-SP2 Medium 6.6 AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H logback security update 2021-12-31 https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1476