#VU44237 Buffer overflow in Advantech WebAccess - CVE-2012-0241

Vulnerability identifier: #VU44237

Vulnerability risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2012-0241

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Advantech WebAccess
Server applications / SCADA systems

Vendor: Advantech Co., Ltd

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

Advantech/BroadWin WebAccess before 7.0 allows remote attackers to cause a denial of service (memory corruption) via a modified stream identifier to a function.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Advantech WebAccess: 5.0

---

External links
https://www.securityfocus.com/bid/52051
https://www.us-cert.gov/control_systems/pdf/ICSA-12-047-01.pdf
https://exchange.xforce.ibmcloud.com/vulnerabilities/73281

---

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.