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Sicherheitslücken in apache2 · Seite 2

In den letzten 30 Tagen veröffentlichte Sicherheitslücken für apache2: 18. Davon im KEV-Katalog: 0.

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Sicherheitslücken: 64

  1. CVE-2026-42536

    Hoch · CVSS 7.5EPSS 1,02%Korrektur verfügbar

    Apache HTTP Server: mod_xml2enc heap overflow

    Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  2. CVE-2026-44185

    Hoch · CVSS 7.3EPSS 0,74%Korrektur verfügbar

    Apache HTTP Server: Stack Buffer Over-Read in mod_ssl OCSP `send_request`

    Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  3. CVE-2026-44631

    Kritisch · CVSS 9.8EPSS 0,5%Korrektur verfügbar

    Apache HTTP Server: Heap Underflow in `ap_regname` via Signed Char Overflow

    Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  4. CVE-2026-44119

    Mittel · CVSS 5.5EPSS 0,18%Korrektur verfügbar

    Apache HTTP Server: escalation of privilege through expressions in .htaccess in multiple modules

    Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. This issue affects Apache HTTP Server: from through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  5. CVE-2026-43951

    Mittel · CVSS 6.5EPSS 0,55%Korrektur verfügbar

    Apache HTTP Server: OOB Read in `merge_response_headers` can cause crash

    Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  6. CVE-2026-42535

    Kritisch · CVSS 9.1EPSS 0,54%Korrektur verfügbar

    Apache HTTP Server: mod_dav_fs protected directory access

    A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate trusted DAV property databases, potentially causing child process crashes. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  7. CVE-2026-34356

    Hoch · CVSS 7.5EPSS 0,71%Korrektur verfügbar

    Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow

    Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie* This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  8. CVE-2026-44186

    Hoch · CVSS 7.3EPSS 0,58%Korrektur verfügbar

    Apache HTTP Server: Loop in `proxy_ftp_handler` in mod_proxy_ftp

    Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in the mod_proxy_ftp module in Apache HTTP Server with an attacker controlled backend FTP server. This issue affects undefined: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  9. CVE-2026-29170

    Mittel · CVSS 6.1EPSS 0,52%Korrektur verfügbar

    Apache HTTP Server: mod_proxy_ftp XSS

    A cross-site scripting vulnerability exists in mod_proxy_ftp's HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory contents either via forward or reverse proxy configuration. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

    • Auf 2.4.29-1ubuntu4.27+esm11 aktualisieren
    Veröffentlicht Aktualisiert
  10. CVE-2026-29167

    Kritisch · CVSS 9.8EPSS 0,69%Korrektur verfügbar

    Apache HTTP Server: mod_ldap per-dir use-after-free

    Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm11 aktualisieren
    Veröffentlicht Aktualisiert
  11. USN-8338-2

    Nicht bewertetKorrektur verfügbar

    apache2 regression

    USN-8338-1 fixed vulnerabilities in Apache HTTP Server. The update introduced a regression that prevented mod_http2 from loading on Ubuntu 18.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that Apache HTTP Server incorrectly handled certain response headers. An attacker could possibly use this issue to perform HTTP response splitting attacks. This issue only affected Ubuntu 14.04 LTS. (CVE-2023-38709) Will Dormann and David Warren discovered that Apache HTTP Server's HTTP/2 implementation did not properly reclaim memory when streams were reset by clients. A re

    • Auf 2.4.29-1ubuntu4.27+esm8 aktualisieren
    Veröffentlicht Aktualisiert
  12. CVE-2026-28780

    Kritisch · CVSS 9.8EPSS 1,38%Korrektur verfügbar

    Apache HTTP Server: buffer overflow in mod_proxy_ajp via ajp_msg_check_header()

    Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server. If mod_proxy_ajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to mod_proxy_ajp and cause it to write 4 attacker controlled bytes after the end of a heap based buffer. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm9 aktualisieren
    Veröffentlicht Aktualisiert
  13. CVE-2026-29169

    Hoch · CVSS 7.5EPSS 0,59%Korrektur verfügbar

    Apache HTTP Server: mod_dav_lock indirect lock crash

    A NULL pointer dereference in mod_dav_lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.mod_dav_lock is not used internally by mod_dav or mod_dav_fs. The only known use-case for mod_dav_lock was mod_dav_svn from Apache Subversion earlier than version 1.2.0. Users are recommended to upgrade to version 2.4.66, which fixes this issue, or remove mod_dav_lock.

    • Auf 2.4.29-1ubuntu4.27+esm9 aktualisieren
    Veröffentlicht Aktualisiert
  14. CVE-2026-33006

    Mittel · CVSS 4.8EPSS 0,56%Korrektur verfügbar

    Apache HTTP Server: mod_auth_digest timing attack

    A timing attack against mod_auth_digest in Apache HTTP Server 2.4.66 allows a bypass of Digest authentication by a remote attacker. Users are recommended to upgrade to version 2.4.67, which fixes this issue.

    • Auf 2.4.29-1ubuntu4.27+esm11 aktualisieren
    Veröffentlicht Aktualisiert
  15. CVE-2026-33007

    Mittel · CVSS 5.3EPSS 0,51%Korrektur verfügbar

    Apache HTTP Server: mod_authn_socache crash

    A NULL pointer dereference in the mod_authn_socache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated remote user to crash a child process in a caching forward proxy configuration. Users are recommended to upgrade to version 2.4.67, which fixes this issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  16. CVE-2026-33523

    Mittel · CVSS 6.5EPSS 0,44%Korrektur verfügbar

    Apache HTTP Server: multiple modules: HTTP response splitting forwarding malicious status line

    HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  17. CVE-2026-33857

    Mittel · CVSS 5.3EPSS 0,39%Korrektur verfügbar

    Apache HTTP Server: Off-by-one OOB reads in AJP getter functions

    Out-of-bounds Read vulnerability in mod_proxy_ajp of Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  18. CVE-2026-34032

    Mittel · CVSS 5.3EPSS 0,48%Korrektur verfügbar

    Apache HTTP Server: mod_proxy_ajp: Heap Buffer Over-Read Due to Missing Null-Termination Check (ajp_msg_get_string)

    Improper Null Termination, Out-of-bounds Read vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm10 aktualisieren
    Veröffentlicht Aktualisiert
  19. CVE-2026-34059

    Hoch · CVSS 7.5EPSS 0,39%Korrektur verfügbar

    Apache HTTP Server: mod_proxy_ajp: Heap Over-Read and memory disclosure in ajp_parse_data()

    Buffer Over-read vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Auf 2.4.29-1ubuntu4.27+esm9 aktualisieren
    Veröffentlicht Aktualisiert

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