CVE-2020-11612

Aliases:GHSA-mm9x-g8pc-w292
Advisory lineage Upstream: 0 Downstream: 15
Modified
Published: 07 Apr 2020, 18:00
Last modified:04 Aug 2024, 11:35

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.5 HIGH
v3.1 (nvd)
EPSS Score
4.33% LOW
4% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

07 Apr 2020, 18:00
Published
Vulnerability first disclosed
04 Aug 2024, 11:35
Last Modified
Vulnerability information updated

Description

The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large ZlibEncoded byte stream to the Netty server, forcing the server to allocate all of its free memory to a single decoder.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 4.33%• Percentile: 89%

Techniques & Countermeasures

  • CWE-770•Allocation of Resources Without Limits or Throttling

    The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Affected Systems

  • debian•debian_linux

    9.0 | 10.0

  • fedoraproject•fedora

    33

  • io.netty•netty-handler

    ≥ 4.1.0, < 4.1.46

  • netapp•oncommand_api_services

    na

  • netapp•oncommand_insight

    na

  • netapp•oncommand_workflow_automation

    na

  • netty•netty

    ≥ 4.1, < 4.1.46

  • oracle•communications_brm_-_elastic_charging_engine

    12.0.0.3

  • oracle•communications_cloud_native_core_service_communication_proxy

    1.5.2

  • oracle•communications_design_studio

    7.4.2

  • oracle•communications_messaging_server

    8.1

  • oracle•nosql_database

    < 20.3

  • oracle•siebel_core_-_server_framework

    < 21.5

  • oracle•webcenter_portal

    12.2.1.3.0 | 12.2.1.4.0

References (82)