Bug 2034266 (CVE-2021-44528) - CVE-2021-44528 rubygem-actionpack: specially crafted "X-Forwarded-Host" headers may lead to open redirect
Summary: CVE-2021-44528 rubygem-actionpack: specially crafted "X-Forwarded-Host" heade...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2021-44528
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2034268
Blocks: 2034269
TreeView+ depends on / blocked
 
Reported: 2021-12-20 14:29 UTC by Marian Rehak
Modified: 2021-12-20 15:49 UTC (History)
20 users (show)

Fixed In Version: rubygem-actionpack 6.1.4.2, rubygem-actionpack 6.0.4.2, rubygem-actionpack 7.0.0.rc2
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2021-12-20 15:49:52 UTC


Attachments (Terms of Use)

Description Marian Rehak 2021-12-20 14:29:55 UTC
Specially crafted "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.

Reference:

https://www.openwall.com/lists/oss-security/2021/12/14/5

Comment 1 Marian Rehak 2021-12-20 14:35:10 UTC
Created rubygem-actionpack tracking bugs for this issue:

Affects: fedora-all [bug 2034268]

Comment 3 Product Security DevOps Team 2021-12-20 15:49:50 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-44528


Note You need to log in before you can comment on or make changes to this bug.