#VU43259 Buffer overflow in Informix Dynamic Server - CVE-2012-4857

Vulnerability identifier: #VU43259

Vulnerability risk: Medium

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

CVE-ID: CVE-2012-4857

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Informix Dynamic Server
Server applications / Web servers

Vendor: IBM Corporation

Description

The vulnerability allows a remote #AU# to execute arbitrary code.

Buffer overflow in IBM Informix 11.50 through 11.50.xC9W2 and 11.70 before 11.70.xC7 allows remote authenticated users to execute arbitrary code via a crafted SQL statement.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Informix Dynamic Server: 11.50.xc1 - 11.70.xc3

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External links
https://www.securitytracker.com/id?1027849
https://exchange.xforce.ibmcloud.com/vulnerabilities/79737
https://www.ibm.com/support/docview.wss?uid=swg21618994

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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