Modicon M340/Premium/Quantum PLCs/BMXNOR0200 Embedded Web Server cross site scripting
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.2 | $0-$5k | 0.00 |
A vulnerability has been found in Modicon M340, Premium, Quantum PLCs and BMXNOR0200 (SCADA Software) (version unknown) and classified as problematic. This vulnerability affects an unknown function of the component Embedded Web Server. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 allowing an attacker to craft a URL containing JavaScript that will be executed within the user's browser, potentially impacting the machine the browser is running on.
The bug was discovered 11/28/2018. The weakness was disclosed 11/30/2018 (Website). The advisory is shared for download at schneider-electric.com. This vulnerability was named CVE-2018-7810 since 03/08/2018. 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. The MITRE ATT&CK project declares the attack technique as T1059.007.
The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entries 127371, 127373, 127374 and 127375 are pretty similar.
Product
Type
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: 5.2VulDB Meta Temp Score: 5.2
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.1
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: Cross site scriptingCWE: CWE-79 / CWE-74 / CWE-707
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 |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
03/08/2018 🔍11/28/2018 🔍
11/30/2018 🔍
11/30/2018 🔍
12/01/2018 🔍
04/16/2020 🔍
Sources
Advisory: schneider-electric.comStatus: Not defined
Confirmation: 🔍
CVE: CVE-2018-7810 (🔍)
See also: 🔍
Entry
Created: 12/01/2018 23:25Updated: 04/16/2020 16:45
Changes: 12/01/2018 23:25 (57), 04/16/2020 16:45 (2)
Complete: 🔍
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