Vulnerability identifier: #VU47407

Vulnerability risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-12502

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RocketLinx ES7510-XT
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES8509-XT
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES8510-XT
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES9528-XTv2
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES7506
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES7510
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES7528
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES8508
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES8508F
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES8510
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES8510-XTE
Hardware solutions / Routers & switches, VoIP, GSM, etc
RocketLinx ES9528/ES9528-XT
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: PEPPERL+FUCHS

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

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

Vulnerable software versions

RocketLinx ES7510-XT: 2.1b

RocketLinx ES8509-XT: 2.1a

RocketLinx ES8510-XT: 3.1a

RocketLinx ES9528-XTv2: 2.1a

RocketLinx ES7506: 2.1b

RocketLinx ES7510: 1.4

RocketLinx ES7528: All versions

RocketLinx ES8508: All versions

RocketLinx ES8508F: All versions

RocketLinx ES8510: 3.1a

RocketLinx ES8510-XTE: All versions

RocketLinx ES9528/ES9528-XT: All versions

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External links
http://packetstormsecurity.com/files/download/159469/SA-20201005-0.txt
http://files.pepperl-fuchs.com/webcat/navi/productInfo/doct/tdoct6954__eng.pdf?v=20201005082419

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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.