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Apache HTTP Server: Mehrere Schwachstellen
view advisory published 2021-09-16
Ein entfernter Angreifer kann mehrere Schwachstellen in Apache HTTP Server ausnutzen, um Sicherheitsvorkehrungen zu umgehen, vertrauliche Informationen offenzulegen und einen Denial of Service Zustand herzustellen.
01
describes (5)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-20325US | critical9.8 | — | ||
Missing fixes for CVE-2021-40438 and CVE-2021-26691 in the versions of httpd, as shipped in Red Hat Enterprise Linux 8.5.0, causes a security regression compared to the versions sh… | ||||
| CVE-2021-40438US | critical9.0OT critical | KEV | ||
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier. | ||||
| CVE-2021-39275US | critical9.8 | — | ||
ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules m… | ||||
| CVE-2021-36160US | high7.5 | — | ||
A carefully crafted request uri-path can cause mod_proxy_uwsgi to read above the allocated memory and crash (DoS). This issue affects Apache HTTP Server versions 2.4.30 to 2.4.48 (… | ||||
| CVE-2021-34798US | high7.5 | — | ||
Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier. | ||||
02
references
External citations — patches, advisories, analysis.
- Oracle Linux Security Advisory ELSA-2021-3816 vom 2021-10-13external
- Oracle Linux Security Advisory ELSA-2021-3856 vom 2021-10-15external
- Oracle Linux Security Advisory ELSA-2021-9619 vom 2021-12-16external
- Oracle Linux Security Advisory ELSA-2022-0143 vom 2022-01-19external
- Oracle Linux Security Advisory ELSA-2022-0258 vom 2022-01-26external
- Oracle Linux Security Advisory ELSA-2022-0891 vom 2022-03-16external
- Red Hat Security Advisory RHSA-2021:3745 vom 2021-10-07external
- Red Hat Security Advisory RHSA-2021:3746 vom 2021-10-07external
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