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cve[email protected]CVE-2020-11612
HistoryApr 07, 2020 - 6:15 p.m.

CVE-2020-11612

2020-04-0718:15:13
CWE-770
[email protected]
web.nvd.nist.gov
209
2
cve-2020-11612
zlibdecoders
netty
security vulnerability
memory allocation
nvd

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

High

0.011 Low

EPSS

Percentile

84.7%

JSON

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.

Affected configurations

NVD
Node
nettynettyRange4.1–4.1.46
Node
debiandebian_linuxMatch9.0
OR
debiandebian_linuxMatch10.0
Node
fedoraprojectfedoraMatch33
Node
netapponcommand_api_servicesMatch-
OR
netapponcommand_insightMatch-
OR
netapponcommand_workflow_automationMatch-
Node
oraclecommunications_brm_-_elastic_charging_engineMatch12.0.0.3
OR
oraclecommunications_cloud_native_core_service_communication_proxyMatch1.5.2
OR
oraclecommunications_design_studioMatch7.4.2
OR
oraclenosql_databaseRange<20.3
OR
oraclesiebel_core_-_server_frameworkRange<21.5
OR
oraclewebcenter_portalMatch12.2.1.3.0
OR
oraclewebcenter_portalMatch12.2.1.4.0
OR
oraclecommunications_messaging_serverMatch8.1
CPENameOperatorVersion
netty:nettynettylt4.1.46

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5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

High

0.011 Low

EPSS

Percentile

84.7%

JSON
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