// For flags

CVE-2023-33868

PiiGAB M-Bus Improper Restriction of Excessive Authentication Attempts

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

The number of login attempts is not limited. This could allow an attacker to perform a brute force on HTTP basic authentication.

*Credits: Floris Hendriks and Jeroen Wijenbergh of Radboud University reported these vulnerabilities to CISA.
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-06-27 CVE Reserved
  • 2023-07-06 CVE Published
  • 2024-07-12 EPSS Updated
  • 2024-10-24 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-307: Improper Restriction of Excessive Authentication Attempts
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