Insecure DLL loading in IBM Storage Protect Backup-Archive Client and IBM Storage Protect for Virtual Environments

1) Insecure DLL loading

EUVDB-ID: #VU84587

Risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-35897

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A local user can place a specially crafted .dll file on a remote SMB fileshare, trick the victim into opening a file, associated with the vulnerable application, and execute arbitrary code on victim's system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Storage Protect for Virtual Environments: Data Protection for Hyper-V: before 8.1.20.0

Storage Protect for Virtual Environments: Data Protection for VMware: before 8.1.20.0

Storage Protect Client: before 8.1.20.0

CPE2.3

• cpe:2.3:a:ibm_corporation:storage_protect_for_virtual_environments_data_protection_for_hyper-v:*:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:storage_protect_for_virtual_environments_data_protection_for_vmware:*:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:storage_protect_client:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7037299

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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