Information disclosure in Schneider Electric Modicon X80



Published: 2021-06-09
Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2021-22749
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Modicon X80 BMXNOR0200H RTU
Hardware solutions / Firmware

Vendor Schneider Electric

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU53963

Risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-22749

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

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

Vulnerable software versions

Modicon X80 BMXNOR0200H RTU: 1.70 IR22

External links

http://ics-cert.us-cert.gov/advisories/icsa-21-159-05
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-05


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.



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