CVE-2021-33193
Name
CVE-2021-33193
Description
A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48.
NVD Severity
medium
Other trackers
CVE
,
NVD
,
CERT
,
CVE Details
,
CIRCL
,
Arch Linux
,
Debian
,
Red Hat
,
Ubuntu
,
Gentoo
,
SUSE (Bugzilla)
,
SUSE (CVE)
,
Mageia
Mailing lists
oss-security
,
full-disclosure
,
bugtraq
Exploits
Exploit DB
,
Metasploit
Forges
GitHub (
code
,
issues
), Aports (
code
,
issues
)
References
Type
URI
MISC
https://portswigger.net/research/http2
MISC
https://github.com/apache/httpd/commit/ecebcc035ccd8d0e2984fe41420d9e944f456b3c.patch
Mailing List
https://lists.apache.org/thread.html/ree7519d71415ecdd170ff1889cab552d71758d2ba2904a17ded21a70@%3Ccvs.httpd.apache.org%3E
Mailing List
https://lists.apache.org/thread.html/re4162adc051c1a0a79e7a24093f3776373e8733abaff57253fef341d@%3Ccvs.httpd.apache.org%3E
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210917-0004/
FEDORA
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DSM6UWQICBJ2TU727RENU3HBKEAFLT6T/
CONFIRM
https://www.tenable.com/security/tns-2021-17
FEDORA
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EUVJVRJRBW5QVX4OY3NOHZDQ3B3YOTSG/
Third Party Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ
Patch
https://www.oracle.com/security-alerts/cpujan2022.html
MISC
https://www.oracle.com/security-alerts/cpuapr2022.html
Match rules
CPE URI
Source package
Min version
Max version
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
http_server
>= 2.4.17
<= 2.4.48
Vulnerable and fixed packages
Source package
Branch
Version
Maintainer
Status