SUSE update for libnbd

1) Improper Certificate Validation

EUVDB-ID: #VU95607

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-2024-7383

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exist due to improper certificate validation when handling the NBD server's certificate. A remote attacker can perform MitM attack.

Mitigation

Update the affected package libnbd to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

libnbd-bash-completion: before 1.18.5-150600.18.3.1

python3-libnbd-debuginfo: before 1.18.5-150600.18.3.1

libnbd: before 1.18.5-150600.18.3.1

libnbd0: before 1.18.5-150600.18.3.1

libnbd0-debuginfo: before 1.18.5-150600.18.3.1

nbdfuse: before 1.18.5-150600.18.3.1

nbdfuse-debuginfo: before 1.18.5-150600.18.3.1

libnbd-debugsource: before 1.18.5-150600.18.3.1

libnbd-devel-debuginfo: before 1.18.5-150600.18.3.1

libnbd-debuginfo: before 1.18.5-150600.18.3.1

libnbd-devel: before 1.18.5-150600.18.3.1

python3-libnbd: before 1.18.5-150600.18.3.1

CPE2.3

• cpe:2.3:o:suse:server_applications_module:15-SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:a:suse:libnbd-bash-completion:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:python3-libnbd-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd0:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd0-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:nbdfuse:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:nbdfuse-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd-devel-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libnbd-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:python3-libnbd:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20242813-1/

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.