Weibo: genxor0x00 background
I have seen many articles on struts2 exploitation on the Internet, but there are few documents on vulnerability trigger tracking and analysis. I have nothing to do with tracking the two most popular struts
Vulnerability principle: During password verification, the program puts the encrypted password (hereinafter referred to as ciphertext) into the memory stack. During strcpy, the ciphertext length is not detected. A specific program can cause stack
I. mof Privilege Escalation
1. Find a writable directory to upload the mof File
01#pragma namespace("\\\\.\\root\\subscription")02 03instance of __EventFilter as $EventFilter04{05 EventNamespace = "Root\\Cimv2";06 Name = "filtP2";07 Query
I work in a data center of a financial institution with a size of about a thousand people. Two or three people are responsible for information security.
Based on my work experience, we can start with the following aspects:
I. System Level
At the
Adobe Flash Player was exposed during the Spring Festival 0-Day Vulnerability (No.: CVE-2014-0497), the vulnerability hazards Flash 12.0.0.38 and earlier versions. Adobe has released patches.
This vulnerability is caused by an error in parsing the
General vulnerability: fuzzing... 1. download the latest Pipi player and use ComRaider to generate fuzz files
the ComRaider list finds the exception information. The seh chain is overwritten with 41414141, a typical BOF. Exception Code:
Split the network horse, and the shellcode code exists in another place. It is like storing the shellcode of a Web horse in a cookie and calling it on another page. Or there is another file called with ajax. Of course, you can save more code.
Cookie
SQL injection is to set SQL traps in input parameters, which can lead to malicious database operations and attack the database.Verify the input parameters to prevent entering keywords and symbols that may lead to database operations. This is a way
SQL injection attacks are generally used by hackers to attack other users' websites or programs. But now we can switch our minds and use SQL injection to serve us.
For example, there is an old program that uses simple Layer 3. The table name
The following are my iptables settings:. The Code is as follows:
* Filter
: Input drop [0: 0]
: Forward accept [0: 0]
: Output accept [49061: 9992130]
-If a input-I lo-j ACCEPT is not enabled, many services are unavailable.
-A input-p icmp-j
The encrypted feature of Weide is:
Assume that the file to be decrypted is encode. php Decryption Method: 0. encode. php copies to toencode. php [the following operations are in toencode. in php, replace _ FILE _ with 'encode. php '2. Replace
The so-called brute-force cracking attack is an unlimited number of attempts by attackers to log on to the website using the username and password.
If the attacker tries infinitely, the password will be tried out, so we can only write the code to
Someone asked Discuz! X3.1 how to get the shell in the background, I downloaded it. Some people said that HTML generation can get the shell. The version I downloaded on the official website yesterday found that the extension of static files
The code for the 11th injections/siteserver/cms/console_logSite.aspx decompiling SiteServer. CMS. dll with. NET Reflector is as follows:
public void Page_Load(object sender, EventArgs E){ int num; Exception exception; bool isPostBack;
The commonly used server is lost, so today we have nothing to do to scan the section of the Henan one machine room scanned by FTP.
Scan a weak password.
When I flipped through the folder, I found that there was no conspicuous attempt to turn it off.
Bytes
The web. config file contains the mssql account and password.
Then there is an intranet ing image in the port .jpg, which may not be seen above, but after Intranet penetration, the above one is port 99 ing, which is shown in the figure 11
Function fnUploadImg (ByVal upFile As HttpPostedFile, ByVal uploadPath As String) As String Dim result As String = "" Dim intImgSize As Int32 intImgSize = upFile. contentLength If intImgSize <> 0 Then If intImgSize> 500000 Then result = "the image
1. The first defect is the page activated by the new employee. Because it is not retained, test it on your own. Interface.
POST /follow/addfollows HTTP/1.1Host: t.sohu.comProxy-Connection: keep-aliveContent-Length: 353Accept: application/json,
The upload exists because it is a forum. You need to add Source image. http://bbs.dbfen.com/data/attachment/forum/201401/20/124804tkv7xu06npxs839v.gif/.php through phpinfo get the server's real IP address. Change the host to bypass the accelerated
Rich Text Editor is an open HTML content editing environment. It must implement HTML for text styles, links, images, and other functions. Therefore, the POST content must contain HTML tags, however, letting users enter various types of HTML tags may
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.
A Free Trial That Lets You Build Big!
Start building with 50+ products and up to 12 months usage for Elastic Compute Service