QID 730403

Date Published: 2022-03-21

QID 730403: Apache Hypertext Transfer Protocol (HTTP) Server Out-of-bounds Write Vulnerability

Apache HTTP Server is a free and open-source cross-platform web server software, released under the terms of Apache License 2.0.

CVE-2022-22719 - A carefully crafted request body can cause a read to a random memory area which could cause the process to crash.
CVE-2022-22720 - Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling
CVE-2022-22721 - If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes.
CVE-2022-23943 - Out-of-bounds Write vulnerability in mod_sed of Apache HTTP Server allows an attacker to overwrite heap memory with possibly attacker provided data.

Affected Versions:
Apache HTTP Server 2.4 - 2.4.52

Successful exploitation of the vulnerability may allow an attacker to redirect victim to a malicious server.

  • CVSS V3 rated as Critical - 9.8 severity.
  • CVSS V2 rated as High - 7.5 severity.
    • Solution
    Customers are advised to update to Apache HTTP Server 2.4.53 or later. For more information, check Apache Security Advisory

    Vendor References

    CVEs related to QID 730403

    CVE-2022-23943 | CVE-2022-22721 | CVE-2022-22720 | CVE-2022-22719 |
    Software Advisories
    Advisory ID Software Component Link
    Apache Security Advisory URL Logo httpd.apache.org/security/vulnerabilities_24.html
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