SUSE update for zlib

1) Heap-based buffer overflow

EUVDB-ID: #VU82299

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-45853

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the zipOpenNewFileInZip4_64() function from MiniZip. A remote attacker can create a specially crafted archive, trick the victim into opening it, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package zlib to the latest version.

Vulnerable software versions

openSUSE Leap Micro: 5.3 - 5.4

SUSE Linux Enterprise Micro for Rancher: 5.2 - 5.4

Development Tools Module: 15-SP4

SUSE Linux Enterprise Micro: 5.1 - 5.4

SUSE Linux Enterprise Server for SAP Applications 15: SP4

SUSE Linux Enterprise Server 15: SP4

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing 15: SP4

SUSE Linux Enterprise Desktop 15: SP4

Basesystem Module: 15-SP4

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

openSUSE Leap: 15.4

libminizip1-32bit-debuginfo: before 1.2.11-150000.3.48.1

libz1-32bit: before 1.2.11-150000.3.48.1

zlib-devel-static-32bit: before 1.2.11-150000.3.48.1

libminizip1-32bit: before 1.2.11-150000.3.48.1

zlib-devel-32bit: before 1.2.11-150000.3.48.1

libz1-32bit-debuginfo: before 1.2.11-150000.3.48.1

libminizip1-debuginfo: before 1.2.11-150000.3.48.1

zlib-devel-static: before 1.2.11-150000.3.48.1

minizip-devel: before 1.2.11-150000.3.48.1

libminizip1: before 1.2.11-150000.3.48.1

libz1-debuginfo: before 1.2.11-150000.3.48.1

zlib-debugsource: before 1.2.11-150000.3.48.1

zlib-devel: before 1.2.11-150000.3.48.1

libz1: before 1.2.11-150000.3.48.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20234217-1/

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.