# CVE-2019-3811: sssd-krb5-common: A vulnerability was found in sssd CVE-2019-3811 is fixed in 27 products on 1 platform, first by libipa-hbac0 1.16.1-1ubuntu1.8, released August 15, 2021. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2019-3811 - Priority: Routine - CVSS: n/a (Low) - EPSS: 0.0070 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Jan 15, 2019 ## Description A vulnerability was found in sssd. If a user was configured with no home directory set, sssd would return '/' (the root directory) instead of '' (the empty string / no home directory). This could impact services that restrict the user's filesystem access to within their home directory through chroot() etc. All versions before 2.1 are vulnerable. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libipa-hbac0 Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libipa-hbac0 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libipa-hbac0-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libnss-sss Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libnss-sss 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libnss-sss-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libpam-sss Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libpam-sss 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpam-sss-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libsss-certmap0 Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libsss-certmap0 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsss-certmap0-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libsss-idmap0 Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libsss-idmap0 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsss-idmap0-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libsss-nss-idmap0 Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libsss-nss-idmap0 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsss-nss-idmap0-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libsss-simpleifp0 Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libsss-simpleifp0 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsss-simpleifp0-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libsss-sudo Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libsss-sudo 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsss-sudo-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | libwbclient-sssd Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [libwbclient-sssd 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libwbclient-sssd-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | python-libipa-hbac Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [python-libipa-hbac 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-libipa-hbac-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | python-libsss-nss-idmap Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [python-libsss-nss-idmap 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-libsss-nss-idmap-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | python-sss Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [python-sss 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-sss-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | python3-libipa-hbac Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [python3-libipa-hbac 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-libipa-hbac-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | python3-libsss-nss-idmap Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [python3-libsss-nss-idmap 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-libsss-nss-idmap-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | python3-sss Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [python3-sss 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-sss-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-ad Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-ad 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-ad-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-ad-common Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-ad-common 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-ad-common-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-common Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-common 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-common-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-dbus Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-dbus 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-dbus-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-ipa Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-ipa 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-ipa-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-kcm Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-kcm 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-kcm-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-krb5 Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-krb5 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-krb5-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-krb5-common Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-krb5-common 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-krb5-common-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-ldap Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-ldap 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-ldap-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-proxy Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-proxy 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-proxy-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | | Linux | sssd-tools Ubuntu 18.04.6 LTS (bionic) | 1.16.1-1ubuntu1.8 | [sssd-tools 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-tools-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | --- Data as of 2026-11-08T00:53:09Z UTC. 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