CVE-2023-31277
PiiGAB M-Bus Unprotected Transport of Credentials
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Attend
*SSVC
Descriptions
PiiGAB M-Bus transmits credentials in plaintext format.
*Credits:
Floris Hendriks and Jeroen Wijenbergh of Radboud University reported these vulnerabilities to CISA.
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Attend
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-06-27 CVE Reserved
- 2023-07-06 CVE Published
- 2024-11-14 CVE Updated
- 2025-01-26 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-523: Unprotected Transport of Credentials
CAPEC
References (1)
| URL | Tag | Source |
|---|---|---|
| https://www.cisa.gov/news-events/ics-advisories/icsa-23-187-01 | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Piigab Search vendor "Piigab" | M-bus 900s Firmware Search vendor "Piigab" for product "M-bus 900s Firmware" | - | - |
Affected
| in | Piigab Search vendor "Piigab" | M-bus 900s Search vendor "Piigab" for product "M-bus 900s" | - | - |
Safe
|