systemd: systemd-resolved allows unprivileged users to configure DNS

An improper authorization flaw was discovered in systemd-resolved in the way it configures the exposed DBus interface org.freedesktop.resolve1. An unprivileged local attacker could call all DBus methods, even when marked as privileged operations. An attacker could abuse this flaw by changing the...

Fedora 31 : systemd (2019-4c3ce3aa5c)

Latest bugfix release. Systemd-stable snapshots will now be numbered. - Fix broken PrivateDevices filter on big-endian, s390x in particular 1769148 - systemd-modules-load.service should only warn, not fail, on error 1254340 - Fix incorrect certificate validation with DNS over TLS 1771725,...

MGASA-2019-0330 Updated systemd packages fix security vulnerability

Updated systemd packages fix security vulnerability: Nadav Markus from Palo Alto Networks discovered that systemd-resolved does not enforce appropriate access controls on its D-Bus interface and allows unprivileged users to execute methods that are meant to be available only to privileged users...

Updated systemd packages fix security vulnerability

Updated systemd packages fix security vulnerability: Nadav Markus from Palo Alto Networks discovered that systemd-resolved does not enforce appropriate access controls on its D-Bus interface and allows unprivileged users to execute methods that are meant to be available only to privileged users...

systemd security, bug fix, and enhancement update

239-18.0.1 - fix netdev is missing for iscsi entry in /etc/fstab [email protected] Orabug: 25897792 - set 'RemoveIPC=no' in logind.conf as default for OL7.2 Orabug: 22224874 - allow dm remove ioctl to co-operate with UEK3 Vaughan Cao Orabug: 18467469 - add hv dynamic memory support Jerry...

samba security, bug fix, and enhancement update

4.10.4-1 - resolves: 1712378 - Fix smbspool CUPS backend - resolves: 1696612 - Fix 'net ads join -U admin@parentdomain' 4.10.4-0 - related: 1638001 - Rebase to Samba version 4.10.4 - resolves: 1597298 - Build Samba with python3 - resolves: 1658558 - Add 'net ads leave --keep-account' option -...

CVE-2018-21029

A flaw in systemd-resolved was found to incorrectly verify certificates of a DNS resolver used for DNS Over TLS when the DNSOverTLS option is set to yes. A remote attacker in the network path between the vulnerable system and the DNS resolver may use this flaw to perform a man-in-the-middle attac...

EulerOS 2.0 SP8 : systemd (EulerOS-SA-2019-2121)

According to the version of the systemd packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - In systemd 240, busopensystemwatchbindwithdescription in shared/bus-util.c as used by systemd-resolved to connect to the system D-Bus instance,...

EulerOS 2.0 SP5 : systemd (EulerOS-SA-2019-2232)

According to the versions of the systemd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - It was discovered systemd does not correctly check the content of PIDFile files before using it to kill processes. When a service is run from a...

Privilege Escalation

systemd is vulnerable to privilege escalation. It resolved allows unprivileged users to configure DNS CVE-2019-15718...

RHEL 8 : systemd (RHSA-2019:3592)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:3592 advisory. The systemd packages contain systemd, a system and service manager for Linux, compatible with the SysV and LSB init scripts. It provides aggressive...

Moderate: Red Hat Security Advisory: systemd security, bug fix, and enhancement update

An update for systemd is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

systemd: systemd-resolved allows unprivileged users to configure DNS

An improper authorization flaw was discovered in systemd-resolved in the way it configures the exposed DBus interface org.freedesktop.resolve1. An unprivileged local attacker could call all DBus methods, even when marked as privileged operations. An attacker could abuse this flaw by changing the...

DEBIAN-CVE-2018-21029

systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication SNI is not sent, and there is no hostname validation with the GnuTLS backend. NOTE: This has been disputed by the developer as not a vulnerability since hostname...

CVE-2018-21029

systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication SNI is not sent, and there is no hostname validation with the GnuTLS backend. NOTE: This has been disputed by the developer as not a vulnerability since hostname...

CVE-2018-21029

systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication SNI is not sent, and there is no hostname validation with the GnuTLS backend. NOTE: This has been disputed by the developer as not a vulnerability since hostname...

CVE-2018-21029

systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication SNI is not sent, and there is no hostname validation with the GnuTLS backend. NOTE: This has been disputed by the developer as not a vulnerability since hostname...

Input validation

DISPUTED systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication SNI is not sent, and there is no hostname validation with the GnuTLS backend. NOTE: This has been disputed by the developer as not a vulnerability since...

CVE-2018-21029

systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication SNI is not sent, and there is no hostname validation with the GnuTLS backend. NOTE: This has been disputed by the developer as not a vulnerability since hostname...

CVE-2018-21029

CVE-2018-21029 affects systemd 239–245, where DNS over TLS accepts any CA-signed certificate because hostname validation is not performed with the GnuTLS backend and SNI is not sent. This creates potential exposure of confidentiality/integrity/availability for DNS over TLS connections, with CVSS ...