What’s Vulnerable › Vulnerabilities

CVE-2017-7928

• Severity: critical (CVSS 10.0 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-08-07 · updated 2026-06-17
• Weakness: CWE-284

Description

An Improper Access Control issue was discovered in Schweitzer Engineering Laboratories (SEL) SEL-3620 and SEL-3622 Security Gateway Versions R202 and, R203, R203-V1, R203-V2 and, R204, R204-V1. The device does not properly enforce access control while configured for NAT port forwarding, which may allow for unauthorized communications to downstream devices.

Affected products

• Selinc Sel-3620 Firmware: r202, r203, r203-v, r203-v1, r204, r204-v1
• Selinc Sel-3622 Firmware: r202, r203, r203-v, r203-v1, r204, r204-v1

References

• http://www.securityfocus.com/bid/99536
• https://ics-cert.us-cert.gov/advisories/ICSA-17-192-06
• http://www.securityfocus.com/bid/99536
• https://ics-cert.us-cert.gov/advisories/ICSA-17-192-06

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