SUSE update for cups

1) Heap-based buffer overflow

EUVDB-ID: #VU76761

Risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-32324

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 format_log_line() function cups/string.c when the "loglevel" is set to "DEBUG". A remote attacker can pass specially crafted data to the daemon, trigger a 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 cups to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit 12: SP5

SUSE Linux Enterprise Server for SAP Applications 12: SP4 - SP5

SUSE Linux Enterprise Server 12 SP4 LTSS: 12-SP4

SUSE Linux Enterprise Server 12 SP4 ESPOS: 12-SP4

SUSE Linux Enterprise Server 12: SP2 - SP5

SUSE Linux Enterprise Server 12 SP2 BCL: 12-SP2

SUSE Linux Enterprise High Performance Computing 12: SP2 - SP5

SUSE OpenStack Cloud Crowbar: 9

SUSE OpenStack Cloud: 9

cups-ddk-debuginfo: before 1.7.5-20.39.1

cups-ddk: before 1.7.5-20.39.1

cups-devel: before 1.7.5-20.39.1

cups-libs-32bit: before 1.7.5-20.39.1

cups-libs-debuginfo: before 1.7.5-20.39.1

cups: before 1.7.5-20.39.1

cups-debugsource: before 1.7.5-20.39.1

cups-client-debuginfo: before 1.7.5-20.39.1

cups-libs-debuginfo-32bit: before 1.7.5-20.39.1

cups-client: before 1.7.5-20.39.1

cups-debuginfo: before 1.7.5-20.39.1

cups-libs: before 1.7.5-20.39.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_software_development_kit_12:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_12:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_12:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_12_sp4_ltss:12-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_12_sp4_espos:12-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_12_sp2_bcl:12-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_12:SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_openstack_cloud_crowbar:9:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_openstack_cloud:9:*:*:*:*:*:*:*
• cpe:2.3:a:suse:cups-ddk-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-ddk:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-libs-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-libs-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-client-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-libs-debuginfo-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-client:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:cups-libs:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20232346-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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