buffer overflow attack

Beginners are not familiar with the concept of buffer overflow. They can understand buffer overflow as allowing attackers to put a value longer than the expected length in a program variable, this allows you to execute arbitrary commands with the privileges of the current user who runs the program. Then how can we use

Label:This article introduces a nginx server anti-SQL injection/overflow attack/spam and Forbidden user-agents Instance code, there is a need to know the friend can enter the reference. Add the following fields to the configuration file The code is as follows Copy Code server {# # Forbidden SQL injection Block SQL injectionsSet $block _sql_injections 0;if ($query _stri

The gnu c Library glob Stack Buffer Overflow Vulnerability (CVE-2016-1234)The gnu c Library glob Stack Buffer Overflow Vulnerability (CVE-2016-1234) Release date:Updated on:Affected Systems: Gnu c Library (glibc) Description: CVE (CAN) ID: CVE-2016-1234Glibc is the libc library released by GNU, that is, the c Ru

processor executes commands in the following way: processor from PC (Instruction Address Register) in the memory address to which it is directed, fetch, decode, execute, access to memory, write back, update PC (set the address of the next instruction), and then extract the next instruction, so that the next instruction is executed one by one. The instruction encoding used for decoding and execution is pre-defined by the processor. During execution, if the program segment is vulnerable to

Release date:Updated on: Affected Systems:Sielcosistemi sielco sistemi Winlog Lite 2.07.14Description:--------------------------------------------------------------------------------Bugtraq id: 53811 Winlog Lite is an entry-level SCADA/HMI software Winlog Pro provided by Sielco Sistemi. It evaluates the possibility and simplicity of software packages and is also a solution for creating small management applications. Winlog Lite has a remote buffer

YS VTMthe module has a buffer overflow vulnerability that can causeVTMprocess abnormally exited "high" Problem Description: YS VTMmodule Open External listening port (8554and the8664) and receive network data from the outside, the intermediate module calls to thememcpyfunction to copy the network data, but the module does not correctly determine the number of bytes copied, using theNessusA

Q: How do I know the target buffer size required for any sprintf call? How can we avoid sprintf target buffer overflow? A: There are no good answers to these two excellent questions (not yet. This may also be the biggest weakness of the traditional stdio library. When the format string used for sprintf is known and relatively simple, the

ALLPlayer 5.6.2 Local Buffer Overflow Vulnerability Release date:Updated on: Affected Systems:ALLPlayer 5.6.2-5.8.1Description:CVE (CAN) ID: CVE-2013-7409 ALLPlayer is a media player software. ALLPlayer 5.6.2-5.8.1 has a buffer overflow vulnerability. Remote attackers can exploit this vulnerability to cause denial of s

[Java entry] experiences in buffer overflow programming-general Linux technology-Linux programming and kernel information. For details, refer to the following section. There are also a lot of information about buffer overflow on the Internet, but I found that the introduction is not very clear during the reading proces

Release date:Updated on: 2013-08-22 Affected Systems:PCMan FTP Server 2.07Description:--------------------------------------------------------------------------------Bugtraq id: 61840 The PCMan FTP Server is an FTP Server software. When pcman ftp 2.07 receives a long STOR command with the/../parameter, a buffer overflow is triggered. Attackers can exploit this vulnerability to execute arbitrary code in the

QEMU pcnet_receive Heap Buffer Overflow Vulnerability (CVE-2015-7504)QEMU pcnet_receive Heap Buffer Overflow Vulnerability (CVE-2015-7504) Release date:Updated on:Affected Systems: QEMU Description: CVE (CAN) ID: CVE-2015-7504QEMU is an open source simulator software.The Qemu of the amd pc-Net II Ethernet Control

article, we will mainly explain the problems faced when migrating existing old systems to the new environment using CLR at the minimum cost, the objective is to determine whether these programs are still vulnerable to the impact of buffer overflow of C/C ++ programs for many years. Example 1 requires the user to enter the user name and password, except the user name, the program only accept "NCC-1701" as

// I have seen an actual anti-overflow mechanism :) Bitcomet_torrent_uri handle buffer overflow vulnerability analysis memo Author: cocoruderDate: 01/24/2006 Vulnerability reports: http://www.nsfocus.net/vulndb/8422bugtraq-id:16311Download a BT seed file from the Internet and decode it as follows: // -------------------------------------- Start ------------------

Release date:Updated on: Affected Systems:PCMan FTP Server 2.0.7Description:--------------------------------------------------------------------------------Bugtraq id: 65289,65299CVE (CAN) ID: CVE-2013-4730PCMan's FTP Server is a simple and easy-to-use basic FTP Server.The buffer overflow vulnerability exists in the implementation of PCMan's FTP Server 2.0.7, which is caused by the well-constructed USER, PA

Remote buffer overflow vulnerability in Apple iTunes '. pls' fileRemote buffer overflow vulnerability in Apple iTunes '. pls' file Release date:Updated on:Affected Systems: Apple iTunes 10.6.1.7 Description: Bugtraq id: 74467ITunes is a digital media playback app. It is a free app for Mac and PC users to manage and pl

Glibc Heap Buffer Overflow Vulnerability (CVE-2015-1473) Release date:Updated on: Affected Systems:GNU glibcDescription:Bugtraq id: 72499CVE (CAN) ID: CVE-2015-1473 Glibc is the libc library released by GNU, that is, the c Runtime Library. Glibc is the most underlying api in linux, and almost any other Runtime Library depends on glibc. Glibc has a heap buffer

UEFI EDK1 Buffer Overflow Vulnerability (CVE-2014-8271) UEFI EDK1 Buffer Overflow Vulnerability (CVE-2014-8271) Release date:Updated on: Affected Systems:InsydeDescription:CVE (CAN) ID: CVE-2014-8271 EDK1 is an open-source project that provides reference implementation for unified and extensible firmware interfaces

Remote buffer overflow vulnerability in Oracle Database Export exp.exe Parameters Remote buffer overflow vulnerability in Oracle Database "exp.exe" parameter files Release date:Updated on: Affected Systems:Oracle 10gOracle Oracle11gDescription:----------------------------------------------------------------------------

Huawei USG series and NGFW Module Buffer Overflow Vulnerability (CVE-2016-4577)Huawei USG series and NGFW Module Buffer Overflow Vulnerability (CVE-2016-4577) Release date:Updated on:Affected Systems: Huawei NGFW Module V500R001C00Huawei USG USG6600Huawei USG USG6500Huawei USG USG6300 Unaffected system: Huawei NGFW

1. Follow the tutorial below to installInstall with Me!: What to install NS-2.35 in ubuntu-13.10/14.04 (in 4 easy steps)2. When running an example program, ***buffer overflow detected * *: NS terminated3. Refer to Existing scheme, GCC error:4.4 does not have that file or directorysudo apt-get intall gcc-4.4sudo apt-get intall g++-4.4Modify the file under the Tcl8.4.18/unix folder makefile.inCC = @[email pro