Crestron AM-100/AM-101 /tmp/scfgdndf Credentials credentials management
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.5 | $0-$5k | 0.00 |
Summary
A vulnerability marked as problematic has been reported in Crestron AM-100 and AM-101. This affects an unknown function of the file /tmp/scfgdndf. The manipulation leads to credentials management (Credentials). This vulnerability is referenced as CVE-2019-3937. The attack can only be performed from a local environment. No exploit is available.
Details
A vulnerability was found in Crestron AM-100 and AM-101 and classified as problematic. This issue affects an unknown code of the file /tmp/scfgdndf. The manipulation with an unknown input leads to a credentials management vulnerability (Credentials). Using CWE to declare the problem leads to CWE-255. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 stores usernames, passwords, slideshow passcode, and other configuration options in cleartext in the file /tmp/scfgdndf. A local attacker can use this vulnerability to recover sensitive data.
The bug was discovered 05/01/2019. The weakness was published 04/30/2019. The identification of this vulnerability is CVE-2019-3937 since 01/03/2019. An attack has to be approached locally. A simple authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1552 for this issue.
The commercial vulnerability scanner Qualys is able to test this issue with plugin 13484 (Crestron AM-100 and AM-101 Multiple Vulnerabilities).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Similar entries are available at VDB-134273, VDB-134274, VDB-134275 and VDB-134276. If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Affected
- Crestron AM-100 1.6.0.2
- Crestron AM-101 2.7.0.2
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.5
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Name: CredentialsClass: Credentials management / Credentials
CWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
01/03/2019 🔍04/30/2019 🔍
05/01/2019 🔍
05/01/2019 🔍
09/11/2023 🔍
Sources
Advisory: tenable.comStatus: Confirmed
CVE: CVE-2019-3937 (🔍)
GCVE (CVE): GCVE-0-2019-3937
GCVE (VulDB): GCVE-100-134285
See also: 🔍
Entry
Created: 05/01/2019 14:10Updated: 09/11/2023 13:17
Changes: 05/01/2019 14:10 (57), 06/05/2020 12:07 (1), 09/11/2023 13:17 (3)
Complete: 🔍
Cache ID: 216::103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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