bash: specially-crafted environment variables can be used to inject shell commands

A flaw was found in the way Bash evaluated certain specially crafted environment variables. An attacker could use this flaw to override or bypass environment restrictions to execute shell commands. Certain services and applications allow remote unauthenticated attackers to provide environment...

Critical: Red Hat Security Advisory: bash security update

Updated bash packages that fix one security issue are now available for Red Hat Enterprise Linux 5, 6, and 7. Red Hat Product Security has rated this update as having Critical security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

DSA-3032-1 bash - security update

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Debian Security Advisory DSA 3032-1 (bash - security update)

Stephane Chazelas discovered a vulnerability in bash, the GNU Bourne-Again Shell, related to how environment variables are processed. In many common configurations, this vulnerability is exploitable over the network, especially if bash has been configured as the system shell. OpenVAS Vulnerabilit...

Debian: Security Advisory (DSA-3032-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2014 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...

[SECURITY] Fedora 20 Update: fwsnort-1.6.4-1.fc20

fwsnort translates Snort rules into equivalent iptables rules and generates a Bourne shell script that implements the resulting iptables commands. In addition, fwsnort optionally uses the IPTables::Parse module to parse the iptables ruleset on the machine to determine which Snort rules are applic...

[Rootkit Hunter] Scanning tool to ensure you for about 99.9%* you're clean of nasty tools

Rootkit scanner is scanning tool to ensure you for about 99.9% you're clean of nasty tools. This tool scans for rootkits, backdoors and local exploits by running tests like: - MD5 hash compare - Look for default files used by rootkits - Wrong file permissions for binaries - Look for suspected...

Mandrake Linux Security Advisory : man (MDKSA-2000:015)

Internet Security Systems ISS X-Force has identified a vulnerability in the makewhatis Bourne shell script that ships with many Linux distributions. It is found in versions 1.5e and higher of man, and handles temporary files insecurely. Local users may gain a variety of privileges depending on th...

RHEL 4 : bash (RHSA-2011:0261)

Updated bash packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 4. The Red Hat Security Response Team has rated this update as having low security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity ratin...

Bourne ${IFS} Substitution Command Encoder

This encoder uses Bourne $IFS substitution to avoid whitespace without being overly fancy. This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Bourne $IFS Substitution Command Encoder', 'Descriptio...

Code injection

The Bourne shell sh in Solaris 8, 9, and 10 allows local users to cause a denial of service sh crash via an unspecified attack vector that causes sh processes to crash during creation of temporary files...

CVE-2006-1780

The Bourne shell sh in Solaris 8, 9, and 10 allows local users to cause a denial of service sh crash via an unspecified attack vector that causes sh processes to crash during creation of temporary files...

CVE-2006-1780

CVE-2006-1780 is a local DoS in the Bourne shell on SunOS/Solaris (Solaris 8, 9, 10) caused by a flaw during temporary-file creation that makes sh (and related shells like jsh/rsh/pfsh) crash. Connected advisories reference Solaris patch updates: 109324-10/109325-10 for Solaris 8, 9; 118535-06/11...

CVE-2006-1780

The Bourne shell sh in Solaris 8, 9, and 10 allows local users to cause a denial of service sh crash via an unspecified attack vector that causes sh processes to crash during creation of temporary files...

Generic Shell Variable Substitution Command Encoder

This encoder uses standard Bourne shell variable substitution tricks to avoid commonly restricted characters. This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Generic Shell Variable Substitution...

/bin/ksh creates insecure tmp files

Recently I reported that, similarly to the recently discussed tcsh vulnerability, the Bourne shell /bin/sh creates temporary files in an insecure way: http://www.securityfocus.com/templates/archive.pike?list=1&[email protected] At the time I also tested the Korn...