Description
Multiple vulnerabilities were found in Apache HTTP Server. Malicious users can exploit these vulnerabilities to bypass security restrictions, obtain sensitive information, spoof user interface, cause denial of service.
Below is a complete list of vulnerabilities:
- Security bypass vulnerability in mod_proxy can be exploited via special crafted HTTP/2 method to bypass security restrictions.
- Buffer overflow vulnerability in ap_escape_quotes can be exploited to spoof user interface or obtain sensitive information.
- NULL pointer dereference in httpd core can be exploited to cause denial of service.
- Out of bounds read vulnerability in mod_proxy_uwsgi can be exploited vis special crafted request to cause denial of service.
- Security bypass vulnerability in mod_proxy can be exploited remotely via special crafted request to cause denial of service.
Original advisories
Exploitation
Public exploits exist for this vulnerability.
Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.
Related products
CVE list
- CVE-2021-33193 critical
- CVE-2021-39275 critical
- CVE-2021-34798 critical
- CVE-2021-36160 critical
- CVE-2021-40438 critical
Read more
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