#VU43480 Stack-based buffer overflow in Informix Dynamic Server - CVE-2012-3334

Vulnerability identifier: #VU43480

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-2012-3334

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Informix Dynamic Server
Server applications / Web servers

Vendor: IBM Corporation

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing crafted arguments in a SET COLLATION statement. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Informix Dynamic Server: 11.50.xc1 - 11.70.xc4

---

External links
https://osvdb.org/85736
https://www.ibm.com/support/docview.wss?uid=swg21611800
https://www.securityfocus.com/bid/55668
https://exchange.xforce.ibmcloud.com/vulnerabilities/78277

---

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.