Ubuntu update for php7.0

Published: 2024-07-03 | Updated: 2024-10-17

Risk	Critical
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-3823 CVE-2023-3824
CWE-ID	CWE-611 CWE-119
Exploitation vector	Network
Public exploit	Vulnerability #2 is being exploited in the wild.
Vulnerable software Subscribe	Ubuntu Operating systems & Components / Operating system php7.0-xmlrpc (Ubuntu package) Operating systems & Components / Operating system package or component php7.2-xmlrpc (Ubuntu package) Operating systems & Components / Operating system package or component php7.0-xml (Ubuntu package) Operating systems & Components / Operating system package or component php7.2-xml (Ubuntu package) Operating systems & Components / Operating system package or component php7.2-fpm (Ubuntu package) Operating systems & Components / Operating system package or component php7.2-cli (Ubuntu package) Operating systems & Components / Operating system package or component php7.2-cgi (Ubuntu package) Operating systems & Components / Operating system package or component php7.2 (Ubuntu package) Operating systems & Components / Operating system package or component php7.0 (Ubuntu package) Operating systems & Components / Operating system package or component php7.0-cli (Ubuntu package) Operating systems & Components / Operating system package or component php7.0-fpm (Ubuntu package) Operating systems & Components / Operating system package or component php7.0-cgi (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) XML External Entity injection

EUVDB-ID: #VU78977

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-3823

CWE-ID: CWE-611 - Improper Restriction of XML External Entity Reference ('XXE')

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input. A remote attacker can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation

Update the affected package php7.0 to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 18.04

php7.0-xmlrpc (Ubuntu package): before Ubuntu Pro

php7.2-xmlrpc (Ubuntu package): before Ubuntu Pro

php7.0-xml (Ubuntu package): before Ubuntu Pro

php7.2-xml (Ubuntu package): before Ubuntu Pro

php7.2-fpm (Ubuntu package): before Ubuntu Pro

php7.2-cli (Ubuntu package): before Ubuntu Pro

php7.2-cgi (Ubuntu package): before Ubuntu Pro

php7.2 (Ubuntu package): before Ubuntu Pro

php7.0 (Ubuntu package): before Ubuntu Pro

php7.0-cli (Ubuntu package): before Ubuntu Pro

php7.0-fpm (Ubuntu package): before Ubuntu Pro

php7.0-cgi (Ubuntu package): before Ubuntu Pro

CPE2.3

External links

http://ubuntu.com/security/notices/USN-6305-3

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Buffer overflow

EUVDB-ID: #VU78978

Risk: Critical

CVSSv3.1: 7.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-3824

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes