CVE-2020-11967

In IQrouter through 3.3.1, remote attackers can control the device restart network, reboot, upgrade, reset because of Incorrect Access Control. Note: The vendor claims that this vulnerability can only occur on a brand-new network that, after initiating the forced initial configuration which has a...

Exploit for Race Condition in Canonical Ubuntu_Linux

This is a PoC exploit for CVE-2016-5195, a vulnerability in the Linux kernel that allows for a Dirty Cow DC attack. The exploit is implemented in C++ and Go, with a legacy version in C++. The exploit targets the Linux kernel's memory mapping feature, which allows an attacker to map a file into a...

Exploit for Race Condition in Canonical Ubuntu_Linux

This is a PoC exploit for CVE-2016-5195, a vulnerability in the Linux kernel that allows an attacker to gain root privileges by exploiting a flaw in the way the kernel handles page-zero writes. The exploit is implemented in C++ and Go, and is designed to work on various Linux distributions,...

CVE-2020-8793

OpenSMTPD before 6.6.4 allows local users to read arbitrary files e.g., on some Linux distributions because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c...

CVE-2020-8793

OpenSMTPD is affected by CVE-2020-8793. OpenSMTPD versions before 6.6.4 allow local attackers to read arbitrary files due to a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c. The vulnerability enables local information disclosure w...

Design/Logic Flaw

shadow 4.8, in certain circumstances affecting at least Gentoo, Arch Linux, and Void Linux, allows local users to obtain root access because setuid programs are misconfigured. Specifically, this affects shadow 4.8 when compiled using --with-libpam but without explicitly passing...

openSUSE Security Update : the Linux Kernel (openSUSE-2019-2675)

The openSUSE Leap 15.1 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2019-15211: There was a use-after-free caused by a malicious USB device in drivers/media/v4l2-core/v4l2-dev.c bnc1146519. - CVE-2019-15213: There was a use-after-free...

Multiple Linux Distributions CVE-2019-14899 Security Bypass Vulnerability

Description Multiple Linux Distributions are prone to a security-bypass vulnerability. Attackers can exploit this issue to bypass certain security restrictions and perform unauthorized actions. This may aid in further attacks. Technologies Affected Apple iOS Apple macOS Archlinux Linux 2019.05...

DEBIAN-CVE-2019-19451

When GNOME Dia before 2019-11-27 is launched with a filename argument that is not a valid codepoint in the current encoding, it enters an endless loop, thus endlessly writing text to stdout. If this launch is from a thumbnailer service, this output will usually be written to disk via the system's...

Sudo Bug Opens Root Access on Linux Systems

A vulnerability in Sudo, a core command utility for Linux, could allow a user to execute commands as a root user even if that root access has been specifically disallowed. Sudo is a utility that allows a system administrator to give certain users or groups of users the ability to run commands in...

New Critical Exim Flaw Exposes Email Servers to Remote Attacks — Patch Released

A critical security vulnerability has been discovered and fixed in the popular open-source Exim email server software, which could allow a remote attacker to simply crash or potentially execute malicious code on targeted servers. Exim maintainers today released an urgent security update—Exim...

Boosting Your Linux & Docker Security with CB LiveOps

Today we’re excited to announce Linux support for CB LiveOps, Carbon Black’s real-time endpoint query & remediation solution that helps security teams audit and change the state of their systems. This release expands the product’s footprint to cover all major operating systems, including Amazon...

USN-4017-1: Linux kernel vulnerabilities

Jonathan Looney discovered that the TCP retransmission queue implementation in the Linux kernel could be fragmented when handling certain TCP Selective Acknowledgment SACK sequences. A remote attacker could use this to cause a denial of service. CVE-2019-11478 Jonathan Looney discovered that an...

Snapd Flaw Lets Attackers Gain Root Access On Linux Systems

Ubuntu and some other Linux distributions suffer from a severe privilege escalation vulnerability that could allow a local attacker or a malicious program to obtain root privileges and total control over the targeted system. Dubbed "DirtySock" and identified as CVE-2019-7304, the vulnerability wa...

Commix v2.7 - Automated All-in-One OS Command Injection And Exploitation Tool

Commix short for command injection exploiter is an automated tool written by Anastasios Stasinopoulos @ancst that can be used from web developers, penetration testers or even security researchers in order to test web-based applications with the view to find bugs, errors or vulnerabilities related...

Arbitrary Code Execution

kernel is vulnerable to arbitrary code execution attacks. The vulnerability exists as Linux distributions that have not patched their long-term kernels with https://git.kernel.org/linus/a87938b2e246b81b4fb713edb371a9fa3c5c3c86 committed on April 14, 2015. This kernel vulnerability was fixed in...

systemd-journald Memory Corruption / Information Leak Vulnerability

This is a thorough analysis of how Qualys approached exploiting three vulnerabilities in systemd-journald. Although they have not released formal exploits yet, they detail in here is useful in understanding the flaws. Qualys Security Advisory System Down: A systemd-journald exploit...

New Systemd Privilege Escalation Flaws Affect Most Linux Distributions

Security researchers have discovered three vulnerabilities in Systemd, a popular init system and service manager for most Linux operating systems, that could allow unprivileged local attackers or malicious programs to gain root access on the targeted systems. The vulnerabilities, assigned as...

New Systemd Privilege Escalation Flaws Affect Most Linux Distributions

Security researchers have discovered three vulnerabilities in Systemd, a popular init system and service manager for most Linux operating systems, that could allow unprivileged local attackers or malicious programs to gain root access on the targeted systems. The vulnerabilities, assigned as...

Veeam Agent for Linux - veeamsnap and blksnap Extended Linux Distribution Support

This article provides supplementary information regarding the compatibility of the veeamsnap and blksnap kernel modules with various Linux distributions and kernel versions. It specifically addresses distributions and versions that are not explicitly listed in the System Requirements for Veeam...