Security News > 2024 > June > TellYouThePass ransomware exploits recent PHP RCE flaw to breach servers
The TellYouThePass ransomware gang has been exploiting the recently patched CVE-2024-4577 remote code execution vulnerability in PHP to deliver webshells and execute the encryptor payload on target systems.
TellYouThePass ransomware is known for quickly jumping on public exploits for vulnerabilities with a wide impact.
In the latest attacks spotted by researchers at cybersecurity company Imperva, TellYouThePass exploits the critical-severity CVE-2024-4577 bug to execute arbitrary PHP code, using the Windows mshta.
CVE-2024-4577 is a critical RCE vulnerability that impacts all PHP versions since 5.x. It stems from unsafe character encoding conversions on Windows when used in CGI mode.
According to a report from Censys yesterday, there are more than 450,000 exposed PHP servers that could be vulnerable to the CVE-2024-4577 RCE vulnerability, most of them located in the United States and Germany.
PHP fixes critical RCE flaw impacting all versions for Windows.
News URL
Related news
- Akira and Fog ransomware now exploit critical Veeam RCE flaw (source)
- Helldown ransomware exploits Zyxel VPN flaw to breach networks (source)
- 'Patch yesterday': Zimbra mail servers under siege through RCE vuln (source)
- Critical Zimbra RCE flaw exploited to backdoor servers using emails (source)
- Critical Ivanti RCE flaw with public exploit now used in attacks (source)
- New scanner finds Linux, UNIX servers exposed to CUPS RCE attacks (source)
- Tech giant Nidec confirms data breach following ransomware attack (source)
- VMware Releases vCenter Server Update to Fix Critical RCE Vulnerability (source)
- VMware fixes critical vCenter Server RCE bug – again! (CVE-2024-38812) (source)
- VMware fixes bad patch for critical vCenter Server RCE flaw (source)
Related Vulnerability
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2024-06-09 | CVE-2024-4577 | OS Command Injection vulnerability in multiple products In PHP versions 8.1.* before 8.1.29, 8.2.* before 8.2.20, 8.3.* before 8.3.8, when using Apache and PHP-CGI on Windows, if the system is set up to use certain code pages, Windows may use "Best-Fit" behavior to replace characters in command line given to Win32 API functions. | 9.8 |