![]() started trading its shares at China’s Nasdaq-style market, ChiNext, in Shenzhen on January 29, 2014, with the name of NSFOCUS and code of 300369. The company provides the intrusion detection/prevention system, anti-DDoS system, remote security assessment system, and web security protection products as well as professional security services for customers. With more than 30 branches and subsidiaries at home and abroad, the company provides most competitive security products and solutions for governments, carriers, and financial, energy, Internet, education, and medical sectors, ensuring customers’ business continuity.īased on years of research in security assurance, NSFOCUS has set foot in network and terminal security, Internet infrastructure security, and compliance and security management. About NSFOCUSįounded in April 2000, NSFOCUS Information Technology Co., Ltd. Do not modify this advisory, add/delete information to/from it, or use this advisory for commercial purposes without permission from NSFOCUS. Please include this statement paragraph when reproducing or transferring this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. NSFOCUS and the author will not bear any liability for any direct and/or indirect consequences and losses caused by transmitting and/or using this advisory. NSFOCUS does not provide any commitment or promise on this advisory. This advisory is only used to describe a potential risk. To use Tomcat AJP, you can configure the protocol attribute as the authentication credential, depending on the Tomcat version you use:įor Tomcat 7 and 9, you can configure a secret for the AJP connector (YOUR_TOMCAT_AJP_SECRET must be changed to a highly secure secret that cannot be guessed easily):įor Tomcat 8, you can set requiredSecret for the AJP connector (YOUR_TOMCAT_AJP_SECRET must be changed to a highly secure secret that cannot be guessed easily):.(3) Save the file and restart Tomcat to make the change take effect. (2) Comment out this line (or delete it). 32-bit/64-bit Windows installer for Tomcat. Apache Tomcat 7 is the working directory of Tomcat) in /conf/server.xml:.Tomcat users should take preventive measures to fix this vulnerability as soon as possible.įor details of this vulnerability, visit the following link: Considering the widespread deployment of Tomcat, the vulnerability in question affects a large number of users. Owing to its stable performance and availability for free use, it is quite a popular web application server. Tomcat is an important project of the Apache Software Foundation (ASF). The Apache Portable Runtime is a highly portable library that is at the heart of Apache HTTP Server 2.x. Currently, the vendor has released new versions to fix this vulnerability. Tomcat can use the Apache Portable Runtime to provide superior scalability, performance, and better integration with native server technologies. If the target server also provides the file upload function, the attacker can further implement remote code execution. An attacker could exploit this vulnerability to read arbitrary files from a web application directory on the server. This vulnerability is due to a flaw in the Tomcat Apache JServ Protocol (AJP). That package will now not show in the update manager and will not be updated.On February 20, China National Vulnerability Database (CNVD) released an Apache Tomcat file inclusion vulnerability (CNVD-2020-10487/CVE-2020-1938). When you find the package, select it and go to the Package menu and select Lock Version. Go to Synaptic Package Manager (System > Administration > Synaptic Package Manager).Ĭlick the search button and type the package name. The following approaches are limited in that locking/holding a package within aptitude or synaptic doesn't affect apt-get/apt. The changes will take effect immediately after exiting the elect screen. With dselect, enter the elect screen, find the package you wish to hold in its present state and press = or H. Show all packages on hold: sudo apt-mark showhold Show all packages on hold: dpkg -get-selections | grep "\ ![]() Remove the hold: echo " install" | sudo dpkg -set-selectionsĭisplay the status of all your packages: dpkg -get-selectionsĭisplay the status of a single package: dpkg -get-selections Put a package on hold: echo " hold" | sudo dpkg -set-selections There are different ways of holding back packages: with dpkg, apt, dselect, aptitude or Synaptic. ![]()
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