A new security weak point has been disclosed in the WinRAR trialware file archiver utility for Windows that could be abused by a remote attacker to execute arbitrary code on qualified units, underscoring how vulnerabilities in such computer software could beсome a gateway for a roster of attacks.
Tracked as CVE-2021-35052, the bug impacts the demo version of the computer software running version 5.70. “This vulnerability allows an attacker to intercept and modify requests despatched to the user of the application,” Positive Technologies’ Igor Sak-Sakovskiy stated in a technical create-up. “This can be made use of to reach remote code execution (RCE) on a victim’s laptop.”
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Sak-Sakovskiy mentioned that investigation into WinRAR began following observing a JavaScript error rendered by MSHTML (aka Trident), a proprietary browser engine for the now-discontinued Internet Explorer and which is applied in Place of work to render web information inside of Term, Excel, and PowerPoint documents, top to the discovery that the mistake window is exhibited after every single 3 occasions when the software is released submit the expiry of the trial.
By intercepting the response code sent when WinRAR alerts the user about the close of the cost-free trial period by way of “notifier.rarlab[.]com” and modifying it to a “301 Moved Completely” redirect information, Constructive Systems discovered that it could be abused to cache the redirection to an attacker-managed destructive domain for all subsequent requests.
On top rated of that, an attacker now owning accessibility to the similar network domain can stage ARP spoofing attacks to remotely start programs, retrieve local host info, and even operate arbitrary code.
“1 of the biggest difficulties an business faces is the management of 3rd-party computer software. Once mounted, 3rd-party software program has obtain to read, write, and modify knowledge on gadgets which entry company networks,” Sak-Sakovskiy famous.
“It truly is impossible to audit each and every application that could be set up by a consumer and so plan is critical to managing the risk linked with external apps and balancing this risk towards the organization require for a selection of applications. Improper administration can have vast reaching outcomes.”
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Some sections of this post are sourced from:
thehackernews.com
Selwyn
Don’t his is very old news from 2019!!! Instead use WinRAR 57x as the latest version due out Monday 24 January is WinRAR 6.2
Selwyn
Don’t his is very old news from 2019!!! Instead use WinRAR 57x as the latest version due out Monday 24 January is WinRAR 6.2
Selwyn
This is very old news from 2019!!!
Instead of using WinRAR 5.7x as the latest version due out Monday 24 January is WinRAR 6.2