Crestron AM-100/AM-101 SNMP System Command command injection
|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability, which was classified as very critical, was found in Crestron AM-100 and AM-101. Affected is an unknown function of the component SNMP. The manipulation as part of a System Command leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-77. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Crestron AM-100 with firmware 220.127.116.11 and AM-101 with firmware 18.104.22.168 are vulnerable to command injection via SNMP OID iso.22.214.171.124.1.3126.96.36.199.14.1. A remote, unauthenticated attacker can use this vulnerability to execute operating system commands as root.
The bug was discovered 05/01/2019. The weakness was shared 04/30/2019. This vulnerability is traded as CVE-2019-3926 since 01/03/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/05/2020).
The commercial vulnerability scanner Qualys is able to test this issue with plugin 13484 (Crestron AM-100 and AM-101 Multiple Vulnerabilities).
It is possible to mitigate the weakness by firewalling udp/161 (snmp).
- Crestron AM-100 188.8.131.52
- Crestron AM-101 184.108.40.206
CVSSv3VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6
VulDB Base Score: 9.8
VulDB Temp Score: 9.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍
ExploitingClass: Privilege escalation
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat IntelligenceThreat: 🔍
0-Day Time: 🔍
04/30/2019 +117 days 🔍
05/01/2019 +1 days 🔍
05/01/2019 +0 days 🔍
06/05/2020 +401 days 🔍
CVE: CVE-2019-3926 (🔍)
See also: 🔍
EntryCreated: 05/01/2019 02:04 PM
Updated: 06/05/2020 10:57 AM
Changes: (1) vulnerability_discoverydate
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