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CVE-2019-3932

CRITICALCVSS 9.8/10EPSS 36.33%

Last modified

CVE-2019-3932 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 are vulnerable to authentication bypass due to a hard-coded password in return.tgi. A remote, unauthenticated attacker can use this vulnerability to control external devices via the uart_bridge.. EPSS estimates a 36.33% chance of exploitation in the next 30 days.

Description

Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 are vulnerable to authentication bypass due to a hard-coded password in return.tgi. A remote, unauthenticated attacker can use this vulnerability to control external devices via the uart_bridge.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
36.33%

98.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CrestronAm-100 Firmware1.6.0.2
CrestronAm-101 Firmware2.7.0.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-3932?
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 are vulnerable to authentication bypass due to a hard-coded password in return.tgi. A remote, unauthenticated attacker can use this vulnerability to control external devices via the uart_bridge.
How severe is CVE-2019-3932?
CVE-2019-3932 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 36.33% probability of exploitation in the next 30 days.
How do I fix CVE-2019-3932?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-3932?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST