Bug 2182158 (CVE-2023-27493) - CVE-2023-27493 envoy: envoy doesn't escape HTTP header values
Summary: CVE-2023-27493 envoy: envoy doesn't escape HTTP header values
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2023-27493
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 2178208
TreeView+ depends on / blocked
 
Reported: 2023-03-27 17:45 UTC by Anten Skrabec
Modified: 2023-08-31 05:39 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2023-08-11 21:15:29 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:4623 0 None None None 2023-08-11 16:48:16 UTC

Description Anten Skrabec 2023-03-27 17:45:37 UTC 
A specifically constructed HTTP request or mTLS connection with a specifically crafted client certificate.

Envoy configuration must also include an option to add request headers that were generated using inputs from the request, i.e. the peer certificate SAN.
Comment 3 Pedro Sampaio 2023-04-05 12:07:37 UTC 
Public:

https://github.com/envoyproxy/envoy/security/advisories/GHSA-w5w5-487h-qv8q
Comment 5 errata-xmlrpc 2023-08-11 16:48:15 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Service Mesh 2.2 for RHEL 8

Via RHSA-2023:4623 https://access.redhat.com/errata/RHSA-2023:4623
Comment 6 Product Security DevOps Team 2023-08-11 21:15:28 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-2023-27493
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