#VU16208 Privilege escalation in IBM DB2 - CVE-2018-1711

Vulnerability identifier: #VU16208

Vulnerability risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-1711

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
IBM DB2
Server applications / Database software

Vendor: IBM Corporation

Description

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

The vulnerability exists due to unspecified flaw. A local attacker can modify the contents of the control tables used by the ATS to permit unauthorized access to authorizations held by other users as well as RCAC row permissions and column masks.

Mitigation
Install update from vendor's website.

Vulnerable software versions

IBM DB2: 9.7.0.0 - 9.7.0.11, 10.1.0.0 - 10.1.0.5, 10.5.0.0 - 10.5.0.9, 11.1 FP1 - 11.1.3.3 iFix002

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External links
https://www-01.ibm.com/support/docview.wss?uid=ibm10729983

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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.