Bug 2229396 (CVE-2023-3823)

Summary:	CVE-2023-3823 php: XML loading external entity without being enabled
Product:	[Other] Security Response	Reporter:	Nick Tait <ntait>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	hhorak, jorton, nboldt, rcollet, scorneli
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	php 8.2.9, php 8.1.22, php 8.0.30	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in PHP due to inadequate validation of user-supplied XML input. By leveraging specially crafted XML code, a remote attacker could obtain sensitive information by viewing the contents of arbitrary files on the system or initiating requests to external systems. This issue may allow unauthorized access to sensitive data and the potential for network scanning of internal and external infrastructure.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2230105, 2230106, 2230107, 2242315, 2258406
Bug Blocks:	2229397

Description Nick Tait 2023-08-05 16:16:25 UTC

https://www.php.net/ChangeLog-8.php#8.0.30

    Libxml:
        Fixed bug GHSA-3qrf-m4j2-pcrr (Security issue with external entity loading in XML without enabling it). (CVE-2023-3823)

Comment 1 msiddiqu 2023-08-07 07:01:58 UTC

Nick, Could you please raise triage trackers for this?

Comment 5 msiddiqu 2023-10-05 14:28:52 UTC

Created php tracking bugs for this issue:

Affects: fedora-all [bug 2242315]

Comment 7 msiddiqu 2023-10-06 12:37:03 UTC

Upstream Patch:
 
https://github.com/php/php-src/commit/c283c3ab0ba45d21b2b8745c1f9c7cbfe771c975

Comment 8 msiddiqu 2023-10-06 12:39:47 UTC

References: 
 
https://github.com/php/php-src/security/advisories/GHSA-3qrf-m4j2-pcrr

Comment 11 errata-xmlrpc 2023-10-19 13:15:00 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:5926 https://access.redhat.com/errata/RHSA-2023:5926

Comment 12 errata-xmlrpc 2023-10-19 13:24:34 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:5927 https://access.redhat.com/errata/RHSA-2023:5927

Comment 15 errata-xmlrpc 2024-01-24 10:53:37 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:0387 https://access.redhat.com/errata/RHSA-2024:0387