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CVE-2020-7961

Good to know:

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Date: March 20, 2020

Deserialization of Untrusted Data in Liferay Portal prior to 7.2.1 CE GA2 allows remote attackers to execute arbitrary code via JSON web services (JSONWS).

Language: Java

Severity Score

Related Resources (11)

https://research.checkpoint.com/2021/freakout-leveraging-newest-vulnerabilities-for-creating-a-botnet/
https://github.com/liferay/liferay-portal
http://packetstormsecurity.com/files/158392/Liferay-Portal-Remote-Code-Execution.html
https://research.checkpoint.com/2021/freakout-leveraging-newest-vulnerabilities-for-creating-a-botnet
https://nvd.nist.gov/vuln/detail/CVE-2020-7961
https://github.com/liferay/liferay-portal/blob/7.2.1-ga2/portal-kernel/bnd.bnd
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-7961
https://portal.liferay.dev/learn/security/known-vulnerabilities
http://packetstormsecurity.com/files/157254/Liferay-Portal-Java-Unmarshalling-Remote-Code-Execution.html
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/117954271
https://www.mend.io/vulnerability-database/CVE-2020-7961

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Top Fix

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Upgrade to version com.liferay.portal:com.liferay.portal.kernel:4.35.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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