CVE-2024-3741

Electrolink FM/DAB/TV Transmitter Authentication Bypass by Assumed-Immutable Data

State: Published
Severity: 8.7 High
Published: Apr 18, 2024
Updated: Aug 1, 2024
Reserved: Apr 12, 2024

Description

Electrolink transmitters are vulnerable to an authentication bypass vulnerability affecting the login cookie. An attacker can set an arbitrary value except 'NO' to the login cookie and have full system access.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	icscert
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	icscert

Weaknesses

CWE-302

Affected Products

Product	Versions
Compact DAB TransmitterElectrolink	10WAffected 100WAffected 250WAffected
Medium DAB TransmitterElectrolink	500WAffected 1kWAffected 2kWAffected
High Power DAB TransmitterElectrolink	2.5kWAffected 3kWAffected 4kWAffected 5kWAffected
Compact FM TransmitterElectrolink	Compact FM TransmitterAffected 500WAffected 1kWAffected 2kWAffected
Modular FM TransmitterElectrolink	3kWAffected 5kWAffected 10kWAffected 15kWAffected 20kWAffected 30kWAffected
Digital FM TransmitterElectrolink	15W through 40kWAffected
VHF TV TransmitterElectrolink	BIAffected BIIIAffected
UHF TV TransmitterElectrolink	10W through 5kWAffected

References

https://www.cisa.gov/news-events/ics-advisories/icsa-24-107-02

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