What’s Vulnerable › Vulnerabilities

CVE-2023-42769: Sielco Radio Link and Analog FM Transmitters Improper Access Control

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-26 · updated 2026-06-17
• Weakness: CWE-284

Description

The cookie session ID is of insufficient length and can be exploited by brute force, which may allow a remote attacker to obtain a valid session, bypass authentication, and manipulate the transmitter.

Affected products

• Sielco Analog Fm Transmitter Exc1000Gt Firmware: all versions
• Sielco Analog Fm Transmitter Exc1000Gx Firmware: all versions
• Sielco Analog Fm Transmitter Exc100Gt Firmware: all versions
• Sielco Analog Fm Transmitter Exc120Gt Firmware: all versions
• Sielco Analog Fm Transmitter Exc120Gx Firmware: all versions
• Sielco Analog Fm Transmitter Exc1600Gx Firmware: all versions
• Sielco Analog Fm Transmitter Exc2000Gx Firmware: all versions
• Sielco Analog Fm Transmitter Exc3000Gx Firmware: all versions
• Sielco Analog Fm Transmitter Exc300Gt Firmware: all versions
• Sielco Analog Fm Transmitter Exc300Gx Firmware: all versions
• Sielco Analog Fm Transmitter Exc30Gt Firmware: all versions
• Sielco Analog Fm Transmitter Exc5000Gt Firmware: all versions
• Sielco Analog Fm Transmitter Exc5000Gx Firmware: all versions
• Sielco Radio Link Exc19 Firmware: all versions
• Sielco Radio Link Rtx19 Firmware: all versions

References

• https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-08
• https://www.sielco.org/en/contacts
• https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-08
• https://www.sielco.org/en/contacts

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