QID 150399

Date Published: 2021-12-01

QID 150399: Apache HTTP Server Multiple Vulnerabilities (CVE-2021-34798,CVE-2021-39275)

The Apache HTTP Server, colloquially called Apache, is a free and open-source cross-platform web server software.

Affected versions of Apache HTTP Server has multiple vulnerabilities such as "Null pointer dereference (CVE-2021-34798)" and "Buffer overflow (CVE-2021-39275)"

Affected Versions:
Apache HTTP Server 2.4.48 and earlier

QID Detection Logic (Unauthenticated):
This QID sends a HTTP GET request and checks the response headers to confirm if the host is running vulnerable version of Apache HTTP Server.

Successful exploitation of these vulnerabilities could allow an attacker to crash the target server or cause a buffer overflow attack.

CVSS V3 rated as Critical - 9.8 severity.

CVSS V2 rated as High - 7.5 severity.

Solution

Customers are advised to upgrade to the latest version of Apache HTTP Server to remediate this vulnerability. For more information related to this vulnerability please refer to Apache's Security advisory

Vendor References

Apache HTTP Server Security Advisory - httpd.apache.org/security/vulnerabilities_24.html

CVEs related to QID 150399

CVE-2021-34798 | CVE-2021-39275 |

Software Advisories

Advisory ID	Software	Component	Link
Apache HTTP Server			httpd.apache.org/download.cgi

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