Sudo Heap-Based Buffer Overflow

A heap based buffer overflow exists in the sudo command line utility that can be exploited by a local attacker to gain elevated privileges. The vulnerability was introduced in July of 2011 and affects version 1.8.2 through 1.8.31p2 as well as 1.9.0 through 1.9.5p1 in their default configurations...

Sudo set_cmd() is vulnerable to heap-based buffer overflow

Overview A heap-based overflow has been discovered in the setcmd function in sudo, which may allow a local attacker to execute commands with elevated administrator privileges. Description From the Sudo Main Page: Sudo su "do" allows a system administrator to delegate authority to give certain use...

EulerOS 2.0 SP5 : cifs-utils (EulerOS-SA-2021-1183)

According to the version of the cifs-utils package installed, the EulerOS installation on the remote host is affected by the following vulnerability : - It was found that cifs-utils' mount.cifs was invoking a shell when requesting the Samba password, which could be used to inject arbitrary...

Exploit for Off-by-one Error in Sudo_Project Sudo

CVE-2021-3156 Root shell PoC for CVE-2021-3156 no brutef...

sudo: Heap buffer overflow in argument parsing

A flaw was found in sudo. A heap-based buffer overflow was found in the way sudo parses command line arguments. This flaw is exploitable by any local user who can execute the sudo command by default, any local user can execute sudo without authentication. Successful exploitation of this flaw coul...

Important: Red Hat Security Advisory: Red Hat Virtualization Host security bug fix and enhancement update [ovirt-4.4.4]

An update for imgbased, redhat-release-virtualization-host, and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System...

sudo: Heap buffer overflow in argument parsing

A flaw was found in sudo. A heap-based buffer overflow was found in the way sudo parses command line arguments. This flaw is exploitable by any local user who can execute the sudo command by default, any local user can execute sudo without authentication. Successful exploitation of this flaw coul...

Important: Red Hat Security Advisory: RHV-H security, bug fix, enhancement update (redhat-virtualization-host) 4.3.13

An update for redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

Exploit for Off-by-one Error in Sudo_Project Sudo

CVE 2021-3156 How to pwn py...

Sudo 1.9.5p1 Buffer Overflow / Privilege Escalation

Exploit Title: Sudo 1.9.5p1 - 'Baron Samedit ' Heap-Based Buffer Overflow Privilege Escalation 1 Date: 2021-02-02 Exploit Author: West Shepherd Version: Sudo legacy versions from 1.8.2 to 1.8.31p2, stable versions from 1.9.0 to 1.9.5p1. Tested on: Ubuntu 20.04.1 LTS Sudo version 1.8.31 CVE :...

RHEL 8 : Red Hat Virtualization Host security update [ovirt-4.4.4] (Important) (RHSA-2021:0401)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:0401 advisory. The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host,...

Sudo 1.9.5p1 - 'Baron Samedit ' Heap-Based Buffer Overflow Privilege Escalation (2)

Exploit Title: Sudo 1.9.5p1 - 'Baron Samedit ' Heap-Based Buffer Overflow Privilege Escalation 2 Authors and Contributors: cts, help from r4j, debug by nu11secur1ty Date: 30.01.2021 Vendor: https://www.sudo.ws/ Link: https://www.sudo.ws/download.html CVE: CVE-2021-3156 + Source:...

Sudo 1.9.5p1 - 'Baron Samedit ' Heap-Based Buffer Overflow Privilege Escalation (1)

Exploit Title: Sudo 1.9.5p1 - 'Baron Samedit ' Heap-Based Buffer Overflow Privilege Escalation 1 Date: 2021-02-02 Exploit Author: West Shepherd Version: Sudo legacy versions from 1.8.2 to 1.8.31p2, stable versions from 1.9.0 to 1.9.5p1. Tested on: Ubuntu 20.04.1 LTS Sudo version 1.8.31 CVE :...

Recent Linux sudo vulnerability affects a major percent of cloud workloads

With an estimated 90% of cloud workloads running Linux based OS, with sudo being common across distributions, many Linux cloud assets are at risk and may be affected. Versions released as far back as 2011 are affected by this vulnerability...

Sudo Heap-Based Buffer Overflow Vulnerability — CVE-2021-3156

Sudo has released an advisory addressing a heap-based buffer overflow vulnerability—CVE-2021-3156—affecting sudo legacy versions 1.8.2 through 1.8.31p2 and stable versions 1.9.0 through 1.9.5p1. Sudo is a utility included in many Unix- and Linux-based operating systems that allows a user to run...

Huawei EulerOS: Security Advisory for sudo (EulerOS-SA-2021-1173)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Exploit for Improper Handling of Exceptional Conditions in Sudo_Project Sudo

PoC exploit for CVE-2019-14287, a vulnerability in Sudo before 1.8.28. The exploit targets the ability of an attacker with access to a Runas ALL sudoer account to bypass certain policy blacklists and session PAM modules, and cause incorrect logging, by invoking sudo with a crafted user ID. The...

Exploit for Off-by-one Error in Sudo_Project Sudo

This is a PoC exploit for CVE-2021-3156, a heap-based overflow vulnerability in sudo. The exploit is a C program that creates a shared library libnssX/P0PSH3LLZ.so.2 that overflows the heap when sudoedit is called. The exploit can be built using the provided Makefile and run using the...

CentOS 8 : sudo (CESA-2020:1804)

The remote CentOS Linux 8 host has a package installed that is affected by a vulnerability as referenced in the CESA-2020:1804 advisory. - sudo: attacker with access to a Runas ALL sudoer account can impersonate a nonexistent user CVE-2019-19232 Note that Nessus has not tested for this issue but...

Sudo 1.9.5p1 - (Baron Samedit) Heap-Based Buffer Overflow Privilege Escalation Exploit (1)

Exploit Title: Sudo 1.9.5p1 - 'Baron Samedit ' Heap-Based Buffer Overflow Privilege Escalation 1 Exploit Author: West Shepherd Version: Sudo legacy versions from 1.8.2 to 1.8.31p2, stable versions from 1.9.0 to 1.9.5p1. Tested on: Ubuntu 20.04.1 LTS Sudo version 1.8.31 CVE : CVE-2021-3156 Credit...