SUSE update for postgresql14



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-2454
CVE-2023-2455
CWE-ID CWE-264
CWE-254
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise Software Development Kit 12
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 12
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 12
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 12
Operating systems & Components / Operating system

postgresql14-docs
Operating systems & Components / Operating system package or component

postgresql14-plpython-debuginfo
Operating systems & Components / Operating system package or component

postgresql14-pltcl-debuginfo
Operating systems & Components / Operating system package or component

postgresql14-contrib
Operating systems & Components / Operating system package or component

postgresql14-contrib-debuginfo
Operating systems & Components / Operating system package or component

postgresql14
Operating systems & Components / Operating system package or component

postgresql14-server-debuginfo
Operating systems & Components / Operating system package or component

postgresql14-server
Operating systems & Components / Operating system package or component

postgresql14-debuginfo
Operating systems & Components / Operating system package or component

postgresql14-plperl
Operating systems & Components / Operating system package or component

postgresql14-plpython
Operating systems & Components / Operating system package or component

postgresql14-pltcl
Operating systems & Components / Operating system package or component

postgresql14-plperl-debuginfo
Operating systems & Components / Operating system package or component

postgresql14-server-devel
Operating systems & Components / Operating system package or component

postgresql14-server-devel-debuginfo
Operating systems & Components / Operating system package or component

postgresql14-debugsource
Operating systems & Components / Operating system package or component

postgresql14-devel
Operating systems & Components / Operating system package or component

postgresql14-devel-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU76041

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-2454

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to improperly imposed security restrictions. A remote database user with   CREATE privilege can bypass protective search_path changes via "CREATE SCHEMA ... schema_element" command and execute arbitrary code on the system.

Mitigation

Update the affected package postgresql14 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit 12: SP5

SUSE Linux Enterprise Server for SAP Applications 12: SP5

SUSE Linux Enterprise Server 12: SP5

SUSE Linux Enterprise High Performance Computing 12: SP5

postgresql14-docs: before 14.8-3.23.1

postgresql14-plpython-debuginfo: before 14.8-3.23.1

postgresql14-pltcl-debuginfo: before 14.8-3.23.1

postgresql14-contrib: before 14.8-3.23.1

postgresql14-contrib-debuginfo: before 14.8-3.23.1

postgresql14: before 14.8-3.23.1

postgresql14-server-debuginfo: before 14.8-3.23.1

postgresql14-server: before 14.8-3.23.1

postgresql14-debuginfo: before 14.8-3.23.1

postgresql14-plperl: before 14.8-3.23.1

postgresql14-plpython: before 14.8-3.23.1

postgresql14-pltcl: before 14.8-3.23.1

postgresql14-plperl-debuginfo: before 14.8-3.23.1

postgresql14-server-devel: before 14.8-3.23.1

postgresql14-server-devel-debuginfo: before 14.8-3.23.1

postgresql14-debugsource: before 14.8-3.23.1

postgresql14-devel: before 14.8-3.23.1

postgresql14-devel-debuginfo: before 14.8-3.23.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2023/suse-su-20232202-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Security features bypass

EUVDB-ID: #VU76042

Risk: Low

CVSSv3.1: 2 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-2455

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to incomplete fix for #VU40402 (CVE-2016-2193) that did not anticipate a scenario involving function inlining. This scenario can happen under security definer functions or when a common user and query is planned initially and then re-used across multiple SET ROLEs. Applying an incorrect policy may permit a user to complete otherwise-forbidden reads and modifications.

This affects only databases that have used CREATE POLICY to define a row security policy.

Mitigation

Update the affected package postgresql14 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit 12: SP5

SUSE Linux Enterprise Server for SAP Applications 12: SP5

SUSE Linux Enterprise Server 12: SP5

SUSE Linux Enterprise High Performance Computing 12: SP5

postgresql14-docs: before 14.8-3.23.1

postgresql14-plpython-debuginfo: before 14.8-3.23.1

postgresql14-pltcl-debuginfo: before 14.8-3.23.1

postgresql14-contrib: before 14.8-3.23.1

postgresql14-contrib-debuginfo: before 14.8-3.23.1

postgresql14: before 14.8-3.23.1

postgresql14-server-debuginfo: before 14.8-3.23.1

postgresql14-server: before 14.8-3.23.1

postgresql14-debuginfo: before 14.8-3.23.1

postgresql14-plperl: before 14.8-3.23.1

postgresql14-plpython: before 14.8-3.23.1

postgresql14-pltcl: before 14.8-3.23.1

postgresql14-plperl-debuginfo: before 14.8-3.23.1

postgresql14-server-devel: before 14.8-3.23.1

postgresql14-server-devel-debuginfo: before 14.8-3.23.1

postgresql14-debugsource: before 14.8-3.23.1

postgresql14-devel: before 14.8-3.23.1

postgresql14-devel-debuginfo: before 14.8-3.23.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2023/suse-su-20232202-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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



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