#VU21202 Improper Authorization in Advantech WebAccess - CVE-2019-13550


Vulnerability identifier: #VU21202

Vulnerability risk: High

CVSSv4.0: 8.1 [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:U/U:Amber]

CVE-ID: CVE-2019-13550

CWE-ID: CWE-285

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Advantech WebAccess
Server applications / SCADA systems

Vendor: Advantech Co., Ltd

Description

The vulnerability allows a remote attacker to disclose sensitive information and execute arbitrary code.

The vulnerability exists due to the affected software does not perform or incorrectly performs an authorization check. A remote attacker can cause improper control of generation of code and execute arbitrary code or crash the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Advantech WebAccess: 6.0-2007.06.05 - 8.4.1

External links
https://www.us-cert.gov/ics/advisories/icsa-19-260-01

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.


Latest bulletins with this vulnerability


Multiple vulnerabilities in Advantech WebAccess