// For flags

CVE-2018-7421

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the DMP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-dmp.c by correctly supporting a bounded number of Security Categories for a DMP Security Classification.

En Wireshark 2.2.0 a 2.2.12 y 2.4.0 a 2.4.4, el disector DMP podría entrar en un bucle infinito. Esto se trató en epan/dissectors/packet-dmp.c soportando correctamente un número limitado de Security Categories para DMP Security Classification.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-02-22 CVE Reserved
  • 2018-02-23 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Wireshark
Search vendor "Wireshark"
 Wireshark
Search vendor "Wireshark" for product "Wireshark"
 >= 2.2.0 <= 2.2.12
Search vendor "Wireshark" for product "Wireshark" and version " >= 2.2.0 <= 2.2.12"
-
Affected
Wireshark
Search vendor "Wireshark"
 Wireshark
Search vendor "Wireshark" for product "Wireshark"
 >= 2.4.0 <= 2.4.4
Search vendor "Wireshark" for product "Wireshark" and version " >= 2.4.0 <= 2.4.4"
-
Affected