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Critical 1 exploited CVE DSA-5729-1 7 CVEs

apache2 - security update

Published Jul 11, 2024 · Updated Mar 9, 2026

Fixed packages 2

ReleasePackageFixed in
Debian · 11 apache2 2.4.61-1~deb11u1
Debian · 12 apache2 2.4.61-1~deb12u1

Vulnerabilities 7

  • Critical 9.1
    CVE-2024-38475 Exploited Public exploit Scanner template EPSS 100%

    Apache HTTP Server weakness in mod_rewrite when first segment of substitution matches filesystem path.

    Improper escaping of output in mod_rewrite in Apache HTTP Server 2.4.59 and earlier allows an attacker to map URLs to filesystem locations that are permitted to be served by the server but are not intentionally/directly reachable by any URL, resulting in code…

    KEV May 1, 2025
  • Critical 9.8
    CVE-2024-38476 Public exploit EPSS 42%

    Apache HTTP Server may use exploitable/malicious backend application output to run local handlers via internal redirect

    Vulnerability in core of Apache HTTP Server 2.4.59 and earlier are vulnerably to information disclosure, SSRF or local script execution via backend applications whose response headers are malicious or exploitable. Users are recommended to upgrade to version 2…

  • High 8.1
    CVE-2024-38473 Public exploit Scanner template EPSS 26%

    Apache HTTP Server proxy encoding problem

    Encoding problem in mod_proxy in Apache HTTP Server 2.4.59 and earlier allows request URLs with incorrect encoding to be sent to backend services, potentially bypassing authentication via crafted requests. Users are recommended to upgrade to version 2.4.60, w…

  • High 8.1

    Apache HTTP Server weakness with encoded question marks in backreferences

    Substitution encoding issue in mod_rewrite in Apache HTTP Server 2.4.59 and earlier allows attacker to execute scripts in directories permitted by the configuration but not directly reachable by any URL or source disclosure of scripts meant to only to be exec…

  • High 7.5

    Apache HTTP Server: Crash resulting in Denial of Service in mod_proxy via a malicious request

    null pointer dereference in mod_proxy in Apache HTTP Server 2.4.59 and earlier allows an attacker to crash the server via a malicious request. Users are recommended to upgrade to version 2.4.60, which fixes this issue.

  • High 7.5
    CVE-2024-39573 EPSS 35%

    Apache HTTP Server: mod_rewrite proxy handler substitution

    Potential SSRF in mod_rewrite in Apache HTTP Server 2.4.59 and earlier allows an attacker to cause unsafe RewriteRules to unexpectedly setup URL's to be handled by mod_proxy. Users are recommended to upgrade to version 2.4.60, which fixes this issue.

  • Medium 5.4

    Apache HTTP Server: DoS by Null pointer in websocket over HTTP/2

    Serving WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance.