#VU44740 Stack-based buffer overflow in DAQFactory - CVE-2011-3492

Vulnerability identifier: #VU44740

Vulnerability risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2011-3492

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
DAQFactory
Client/Desktop applications / Other client software

Vendor: AzeoTech

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 a crafted NETB packet to UDP port 20034. 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

DAQFactory: 3.0 - 5.84

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External links
https://aluigi.altervista.org/adv/daqfactory_1-adv.txt
https://osvdb.org/75496
https://www.exploit-db.com/exploits/17855
https://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-02.pdf
https://exchange.xforce.ibmcloud.com/vulnerabilities/69764

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

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.