Kunbus PR100088 Modbus Gateway prior R02 improper authentication
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.5 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Kunbus PR100088 Modbus Gateway. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) may allow an attacker to be able to change the password for an admin user who is currently or previously logged in, provided the device has not been restarted.
The bug was discovered 02/05/2019. The weakness was disclosed 02/05/2019 as ICSA-19-036-05 as confirmed security advisory (Website) via ICS-CERT. The advisory is shared for download at ics-cert.us-cert.gov. The public release has been coordinated in cooperation with the vendor. This vulnerability was named CVE-2019-6527 since 01/22/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.
Upgrading to version R02 eliminates this vulnerability. The upgrade is hosted for download at kunbus.com.
The entries 130673, 130674, 130675 and 130676 are pretty similar.
Product
Vendor
Name
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.7
VulDB Base Score: 7.1
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
Researcher Base Score: 9.6
Researcher Vector: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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
Class: Improper authenticationCWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: PR100088 Modbus Gateway R02
Timeline
01/22/2019 🔍02/05/2019 🔍
02/05/2019 🔍
02/09/2019 🔍
05/09/2020 🔍
Sources
Advisory: ICSA-19-036-05Status: Confirmed
Coordinated: 🔍
CVE: CVE-2019-6527 (🔍)
See also: 🔍
Entry
Created: 02/09/2019 09:31Updated: 05/09/2020 11:37
Changes: 02/09/2019 09:31 (70), 05/09/2020 11:37 (2)
Complete: 🔍
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