129 matches found
Exploit for Server-Side Request Forgery in Microsoft
ProxyLogon-CVE-2021-26855 RCE exploit for ProxyLogon vulnerabi...
Ransomware is targeting vulnerable Microsoft Exchange servers
The Microsoft Exchange attacks using the ProxyLogon vulnerability, and previously associated with the dropping of malicious web shells, are taking on a ransomware twist. Until now, the name of the game has been compromise and data exfiltration, with a bit of cryptomining on the side. To summarise...
Microsoft Exchange Exploits Pave a Ransomware Path
Cybercriminals are now using compromised Microsoft Exchange servers as a foothold to deploy a new ransomware family called DearCry, Microsoft has warned. The ransomware is the latest threat to beleaguer vulnerable Exchange servers, emerging shortly after Microsoft issued emergency patches in earl...
Hackers Are Targeting Microsoft Exchange Servers With Ransomware
It didn't take long. Intelligence agencies and cybersecurity researchers had been warning that unpatched Exchange Servers could open the pathway for ransomware infections in the wake of swift escalation of the attacks since last week. Now it appears that threat actors have caught up. According to...
Hackers Are Targeting Microsoft Exchange Servers With Ransomware
It didn't take long. Intelligence agencies and cybersecurity researchers had been warning that unpatched Exchange Servers could open the pathway for ransomware infections in the wake of swift escalation of the attacks since last week. Now it appears that threat actors have caught up. According to...
Exploit for Server-Side Request Forgery in Microsoft
CVE-2021-26855 PoC of proxylogon chain SSRFCVE-2021-26855 to...
Exploit for Server-Side Request Forgery in Microsoft
CVE-2021-26855 CVE-2021-26855, also known as Proxylogon, is a...
Exploit for Server-Side Request Forgery in Microsoft
CVE-2021-26855 CVE-2021-26855, also known as Proxylogon, is a...
Microsoft Exchange Servers Face APT Attack Tsunami
Recently patched Microsoft Exchange vulnerabilities are under fire from at least 10 different advanced persistent threat APT groups, all bent on compromising email servers around the world. Overall exploitation activity is snowballing, according to researchers. Microsoft said in early March that ...
Exploit for Deserialization of Untrusted Data in Microsoft
Proxylogon-exploi...
Security Advisory: Mitigating the Risk of Microsoft Exchange Zero-Day ProxyLogon Vulnerabilities
Microsoft recently released several security updates for Microsoft Exchange Server to address vulnerabilities that sophisticated nation-state actors are exploiting to exfiltrate critical data from a variety of organizations. Reports suggest attackers have been targeting these vulnerabilities sinc...
Microsoft Exchange 2019 - SSRF to Arbitrary File Write (Proxylogon) Exploit
Exploit Title: Microsoft Exchange 2019 - SSRF to Arbitrary File Write Proxylogon Date: 2021-03-10 Exploit Author: testanull Vendor Homepage: https://www.microsoft.com Version: MS Exchange Server 2013, 2016, 2019 CVE: 2021-26855, 2021-27065 import requests from urllib3.exceptions import...
Microsoft Exchange 2019 - Server-Side Request Forgery (Proxylogon) (PoC)
Exploit Title: Microsoft Exchange 2019 - SSRF to Arbitrary File Write Proxylogon Date: 2021-03-10 Exploit Author: testanull Vendor Homepage: https://www.microsoft.com Version: MS Exchange Server 2013, 2016, 2019 CVE: 2021-26855, 2021-27065 import requests from urllib3.exceptions import...
Microsoft Exchange Proxylogon SSRF Proof Of Concept
Original Author: testanull https://github.com/testanull https://twitter.com/testanull PoC of proxylogon chain SSRFCVE-2021-26855 to write file Original "Archive" https://web.archive.org/web/20210310164403/https://gist.github.com/testanull/fabd8eeb46f120c4b15f8793617ca7d1 import requests from...
Microsoft Issues Security Patches for 89 Flaws — IE 0-Day Under Active Attacks
Microsoft plugged as many as 89 security flaws as part of its monthly Patch Tuesday updates released today, including fixes for an actively exploited zero-day in Internet Explorer that could permit an attacker to run arbitrary code on target machines. Of these flaws, 14 are listed as Critical, an...
Microsoft Issues Security Patches for 89 Flaws — IE 0-Day Under Active Attacks
Microsoft plugged as many as 89 security flaws as part of its monthly Patch Tuesday updates released today, including fixes for an actively exploited zero-day in Internet Explorer that could permit an attacker to run arbitrary code on target machines. Of these flaws, 14 are listed as Critical, an...
March 2021 Patch Tuesday – 82 Vulnerabilities, 10 Critical, Adobe
This month’s Microsoft Patch Tuesday addresses 82 vulnerabilities, of which 10 are rated with Critical severity. This follows an out-of-band security update on March 2 to address critical vulnerabilities in Microsoft Exchange. Adobe released patches today for its FrameMaker, Creative Cloud Deskto...
Microsoft Exchange attacks cause panic as criminals go shell collecting
Only last week we posted a blog about multiple zero-day exploits being used to attack on-premises versions of Microsoft Exchange Server in limited and targeted attacks. Seeing how this disclosure came with a patch being available, under normal circumstances you would see some companies update...
Microsoft Exchange Cyber Attack — What Do We Know So Far?
Microsoft on Friday warned of active attacks exploiting unpatched Exchange Servers carried out by multiple threat actors, as the hacking campaign is believed to have infected tens of thousands of businesses, government entities in the U.S., Asia, and Europe. The company said "it continues to see...