CentOS 8 : oddjob (CESA-2020:4687)

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2020:4687 advisory. - oddjob: race condition in oddjobselinuxmkdir function in mkhomedir.c can lead to symlink attack CVE-2020-10737 Note that Nessus has not tested for this issue...

NSD: Symbolic link traversal

Background An authoritative only, high performance, open source name server Description A local vulnerability was discovered that would allow for a local symlink attack due to how NSD handles PID files. Impact A local attacker could cause a Denial of Service condition. Workaround There is no know...

openSUSE Security Update : sudo (openSUSE-2021-170)

This update for sudo fixes the following issues : - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 - It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

openSUSE Security Update : sudo (openSUSE-2021-169)

This update for sudo fixes the following issues : - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 - It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

OPENSUSE-SU-2021:0169-1 Security update for sudo

This update for sudo fixes the following issues: - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 - It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

Security update for sudo (important)

openSUSE Security Update: Security update for sudo Announcement ID: openSUSE-SU-2021:0169-1 Rating: important References: 1180684 1180685 1180687 1181090 Cross-References: CVE-2021-23239 CVE-2021-23240 CVE-2021-3156 Affected Products: openSUSE Leap 15.1 An update that solves three vulnerabilities...

SUSE SLES12 Security Update : sudo (SUSE-SU-2021:0226-1)

This update for sudo fixes the following issues : A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

Security update for sudo (important)

openSUSE Security Update: Security update for sudo Announcement ID: openSUSE-SU-2021:0170-1 Rating: important References: 1180684 1180685 1180687 1181090 Cross-References: CVE-2021-23239 CVE-2021-23240 CVE-2021-3156 Affected Products: openSUSE Leap 15.2 An update that solves three vulnerabilities...

SUSE SLES12 Security Update : sudo (SUSE-SU-2021:0225-1)

This update for sudo fixes the following issues : A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

SUSE SLED15 / SLES15 Security Update : sudo (SUSE-SU-2021:0227-1)

This update for sudo fixes the following issues : A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

SUSE-SU-2021:0227-1 Security update for sudo

This update for sudo fixes the following issues: - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 - It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

SUSE-SU-2021:0226-1 Security update for sudo

This update for sudo fixes the following issues: - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 - It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

SUSE-SU-2021:0225-1 Security update for sudo

This update for sudo fixes the following issues: - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges bsc1181090,CVE-2021-3156 - It was possible for a user to test for the existence of a directory due to a Race Condition in sudoedit...

selinux_edit_copy_tfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacing a temporary file with a symlink to an arbitrary file target. This affects SELinux RBAC support in permissive mode. Machines without SELinux are not vulnerable.

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Symlink Attack

github.com/datacharmer/dbdeployer is vulnerable to symlink attack. The unsafe handling of symbolic links in the unpacking routine allows an attacker to read and write to arbitrary locations outside of the designated target folder...

ALPINE-CVE-2021-23240

selinuxeditcopytfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacing a temporary file with a symlink to an arbitrary file target. This affects SELinux RBAC support in permissive mode. Machines without SELinux are not...

DEBIAN-CVE-2021-23240

selinuxeditcopytfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacing a temporary file with a symlink to an arbitrary file target. This affects SELinux RBAC support in permissive mode. Machines without SELinux are not...

CVE-2021-23239

The sudoedit personality of Sudo before 1.9.5 may allow a local unprivileged user to perform arbitrary directory-existence tests by winning a sudoedit.c race condition in replacing a user-controlled directory by a symlink to an arbitrary path...

Medium: chrony

Issue Overview: A flaw was found in chrony when creating the PID file under the /var/run/chrony folder. The file is created during chronyd startup while still running as the root user, and when it's opened for writing, chronyd does not check for an existing symbolic link with the same file name...

EulerOS 2.0 SP9 : unbound (EulerOS-SA-2021-1037)

According to the version of the unbound packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - NLnet Labs Unbound, up to and including version 1.12.0, and NLnet Labs NSD, up to and including version 4.3.3, contain a local vulnerability that...