SUSE update for ruby2.5

1) Spoofing attack

EUVDB-ID: #VU58365

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-41819

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in CGI::Cookie.parse. A remote attacker can spoof page content.

Mitigation

Update the affected package ruby2.5 to the latest version.

Vulnerable software versions

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Linux Enterprise Storage: 7.1

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Server: 15-SP3 - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP3 - 15-SP4

ruby2.5-doc-ri: before 2.5.9-150000.4.26.1

ruby2.5-stdlib-debuginfo: before 2.5.9-150000.4.26.1

ruby2.5-stdlib: before 2.5.9-150000.4.26.1

ruby2.5-doc: before 2.5.9-150000.4.26.1

ruby2.5-devel-extra: before 2.5.9-150000.4.26.1

ruby2.5-devel: before 2.5.9-150000.4.26.1

ruby2.5-debugsource: before 2.5.9-150000.4.26.1

ruby2.5-debuginfo: before 2.5.9-150000.4.26.1

ruby2.5: before 2.5.9-150000.4.26.1

libruby2_5-2_5-debuginfo: before 2.5.9-150000.4.26.1

libruby2_5-2_5: before 2.5.9-150000.4.26.1

CPE2.3

• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_storage:7.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:ruby2.5-doc-ri:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-stdlib-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-stdlib:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-doc:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-devel-extra:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:ruby2.5:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libruby2_5-2_5-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libruby2_5-2_5:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20223292-1/

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.