Vulnerability identifier: #VU54865

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22781

CWE-ID: CWE-522

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
EcoStruxure Process Expert
Server applications / SCADA systems
SCADAPack RemoteConnect for x70
Server applications / SCADA systems
SCADAPack 470
Server applications / SCADA systems
SCADAPack 474
Server applications / SCADA systems
SCADAPack 570
Server applications / SCADA systems
SCADAPack 574
Server applications / SCADA systems
SCADAPack 575 RTUs
Server applications / SCADA systems
EcoStruxure Control Expert
Server applications / SCADA systems

Vendor: Schneider Electric

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficiently protected credentials. A remote attacker can access a project file and cause a leak of SMTP credentials.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

EcoStruxure Process Expert: All versions

SCADAPack RemoteConnect for x70: All versions

SCADAPack 470: All versions

SCADAPack 474: All versions

SCADAPack 570: All versions

SCADAPack 574: All versions

SCADAPack 575 RTUs: All versions

---

External links
http://ics-cert.us-cert.gov/advisories/icsa-21-194-02
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-01

---

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.