Multiple vulnerabilities in Apache HTTP Server

Описание

Multiple vulnerabilities were found in Apache HTTP Server. Malicious users can exploit these vulnerabilities to cause denial of service, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. Heap overflow vulnerability in mod_session can be exploited via special crafted SessionHandler to cause denial of service.
2. NULL pointer dereference vulnerability in mod_session can be exploited via special crafted coockie header to cause denial of service.
3. Security bypass vulnerability vulnerability in httpd can be exploited to bypass security restrictions.
4. NULL pointer dereference vulnerability in mod_http2 can be exploited via special crafted HTTP/2 request to cause denial of service.
5. Security bypass vulnerability in mod_proxy_wstunnel can be exploited to bypass security restrictions.
6. Stack overflow vulnerability in mod_auth_digest can be exploited bia specia crafted digest to cause denial of service.
7. Security bypass vulnerability in «MergeSlashes OFF» can be exploited via special crafted URL to bypass security restrictions.
8. NULL pointer dereference vulnerability in mod_proxy_http can be exploited via special crafted requests to cause denial of service.

Первичный источник обнаружения

• Fixed in Apache HTTP Server 2.4.48
  

Связанные продукты

• Apache-HTTP-Server

Список CVE

• CVE-2021-26691
  critical
• CVE-2021-26690
  warning
• CVE-2020-13938
  warning
• CVE-2021-31618
  warning
• CVE-2019-17567
  warning
• CVE-2020-35452
  high
• CVE-2021-30641
  warning
• CVE-2020-13950
  warning

Смотрите также

Узнай статистику распространения уязвимостей в своем регионе statistics.securelist.com