#VU13612 Insecure DLL loading in IBM DB2 - CVE-2018-1458

Vulnerability identifier: #VU13612

Vulnerability risk: Low

CVSSv4.0: 7.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2018-1458

CWE-ID: CWE-427

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
IBM DB2
Server applications / Database software

Vendor: IBM Corporation

Description
The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to untrusted search path flaw in the DB2 Administration Server (DAS) component. A local attacker can place a file along with specially crafted .dll file on a remote SBM or WebDAV share and execute arbitrary code on the target system with elevated privileges.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

IBM DB2: 9.7.0.0, 10.1, 10.5, 11.1.0.0

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External links
https://www-01.ibm.com/support/docview.wss?uid=swg22016624

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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.