#VU7190 Stack-based buffer overflow in IBM DB2 - CVE-2017-1297

Vulnerability identifier: #VU7190

Vulnerability risk: Low

CVSSv4.0: 8.5 [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:P/U:Clear]

CVE-ID: CVE-2017-1297

CWE-ID: CWE-121

Exploitation vector: Local

Exploit availability: Yes

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 weakness exists in IBM DB2 due to stack-based buffer overflow in the Command Line Process (CLP). A local attacker can supply specially crafted data to trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to version 11.1.2 FP2; APARs IT20498, IT20570, IT20571.

Vulnerable software versions

IBM DB2: 9.7, 10.1, 10.5, 11.1.0.0

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External links
https://www-01.ibm.com/support/docview.wss?uid=swg22004878

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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. However, proof of concept for this vulnerability is available.