// For flags

CVE-2021-43045

Possible DOS vulnerabilities in C# Avro SDK

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue.

Una vulnerabilidad en el SDK .NET de Apache Avro permite a un atacante asignar recursos excesivos, causando potencialmente un ataque de denegación de servicio. Este problema afecta a las aplicaciones .NET que usan Apache Avro versiones 1.10.2 y anteriores. Los usuarios deben actualizar a versión 1.11.0, que aborda este problema.

*Credits: Apache Avro would like to thank Philip Sanetra for reporting this issue.
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
  • 2021-10-27 CVE Reserved
  • 2022-01-06 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-12-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-770: Allocation of Resources Without Limits or Throttling
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Apache
Search vendor "Apache"
 Avro
Search vendor "Apache" for product "Avro"
 < 1.11.0
Search vendor "Apache" for product "Avro" and version " < 1.11.0"
.net
Affected