CVE-2021-34582: Phoenix Contact: FL MGUARD XSS through web-based management and REST API
First published: Wed Nov 10 2021(Updated: )
In Phoenix Contact FL MGUARD 1102 and 1105 in Versions 1.4.0, 1.4.1 and 1.5.0 a user with high privileges can inject HTML code (XSS) through web-based management or the REST API with a manipulated certificate file.
Credit: info@cert.vde.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Phoenixcontact Fl Mguard 1102 Firmware | =1.4.0 | |
| Phoenixcontact Fl Mguard 1102 Firmware | =1.4.1 | |
| Phoenixcontact Fl Mguard 1102 Firmware | =1.5.0 | |
| Phoenixcontact Fl Mguard 1102 | ||
| Phoenixcontact Fl Mguard 1105 Firmware | =1.4.0 | |
| Phoenixcontact Fl Mguard 1105 Firmware | =1.4.1 | |
| Phoenixcontact Fl Mguard 1105 Firmware | =1.5.0 | |
| Phoenixcontact Fl Mguard 1105 |
Remedy
PHOENIX CONTACT recomments to upgrade to firmware version 1.5.1 (or any later version).
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Reference Links
Frequently Asked Questions
What is CVE-2021-34582?
CVE-2021-34582 is a vulnerability in Phoenix Contact FL MGUARD 1102 and 1105 firmware versions 1.4.0, 1.4.1, and 1.5.0 that allows a user with high privileges to inject HTML code (XSS) through the web-based management or the REST API with a manipulated certificate file.
How does CVE-2021-34582 impact Phoenix Contact FL MGUARD 1102 and 1105?
CVE-2021-34582 allows an attacker with high privileges to inject HTML code (XSS) in Phoenix Contact FL MGUARD 1102 and 1105, compromising the security of the system.
What is the severity of CVE-2021-34582?
The severity of CVE-2021-34582 is medium with a severity score of 4.8.
How can the HTML code injection vulnerability in Phoenix Contact FL MGUARD 1102 and 1105 be fixed?
To fix the HTML code injection vulnerability in Phoenix Contact FL MGUARD 1102 and 1105, users should update to the latest firmware version provided by Phoenix Contact.
Where can I find more information about CVE-2021-34582?
More information about CVE-2021-34582 can be found at the following reference: https://cert.vde.com/en/advisories/VDE-2021-046/
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- agent/softwarecombine
- collector/mitre-cve
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- agent/event
- vendor/phoenixcontact
- canonical/phoenixcontact fl mguard 1102 firmware
- version/phoenixcontact fl mguard 1102 firmware/1.4.0
- version/phoenixcontact fl mguard 1102 firmware/1.4.1
- version/phoenixcontact fl mguard 1102 firmware/1.5.0
- canonical/phoenixcontact fl mguard 1102
- canonical/phoenixcontact fl mguard 1105 firmware
- version/phoenixcontact fl mguard 1105 firmware/1.4.0
- version/phoenixcontact fl mguard 1105 firmware/1.4.1
- version/phoenixcontact fl mguard 1105 firmware/1.5.0
- canonical/phoenixcontact fl mguard 1105