Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6483.json
JSON Data
https://api.test.osv.dev/v1/vulns/AZL-6483
Upstream
Published
2021-08-16T08:15:11Z
Modified
2026-04-01T05:20:24.764758Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
CVE-2021-33193 affecting package httpd for versions less than 2.4.52-1
Details

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.

References

Affected packages

Azure Linux:2 / httpd

Package

Name
httpd
Purl
pkg:rpm/azure-linux/httpd

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.52-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6483.json"