Security
Volver a Security Alert
- [LES] Elastic's Response to Log4j Exploit (CVE-2021-44228)
- ClamAV HFS+ Aviso de seguridad: CVE-2023-20032
- Dec 16 Liferay’s Update about Log4j vulnerabilities CVE-2021-4104, CVE-2021-44228 and CVE-2021-45046
- Dec 18 Liferay’s Update about Log4j CVE-2021-45105
- Delayed: Disabling TLS 1.0 for Inbound Traffic on Liferay Services and Websites
- Disabling TLS 1.0 for Inbound Traffic on Liferay Services and Websites
- Elasticsearch and Liferay Enterprise Search Security Advisory: 2018 November
- Elasticsearch and Liferay Enterprise Search Security Advisory: April 2, 2020
- Elasticsearch and Liferay Enterprise Search Security Advisory: April 28, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: April 7, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: August 23, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: August 5, 2020
- Elasticsearch and Liferay Enterprise Search Security Advisory: Dec 11, 2021 (Log4j2, CVE-2021-44228, CVE-2021-45046,CVE-2021-45105)
- Elasticsearch and Liferay Enterprise Search Security Advisory: February 2019
- Elasticsearch and Liferay Enterprise Search Security Advisory: January 15, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: January 16, 2020
- Elasticsearch and Liferay Enterprise Search Security Advisory: July 12, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: July 23, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: June 2, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: June 4, 2020
- Elasticsearch and Liferay Enterprise Search Security Advisory: March 2020
- Elasticsearch and Liferay Enterprise Search Security Advisory: March 9, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: Nov 12, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: October 2019
- Elasticsearch and Liferay Enterprise Search Security Advisory: October 22, 2020
- Elasticsearch and Liferay Enterprise Search Security Advisory: Sept 2, 2021
- Elasticsearch and Liferay Enterprise Search Security Advisory: September 2, 2020
- Elastic Security Statement for CVE-2024-3094, xz versions 5.6.0 and 5.6.1
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-1364
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-23707
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-23708, CVE-2022-23709, CVE-2022-23710
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-23711
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-23713
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-38779
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2022-38900
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2023-1370
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2023-31414, CVE-2023-31415, CVE-2023-26486, CVE-2023-26487
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2023-31417
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2023-31418, CVE-2023-31419, CVE-2023-31422
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2023-46671, CVE-2023-46673
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2023-46675, CVE-2023-49921
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-12539
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-12556, CVE-2024-52974, CVE-2024-52980, CVE-2024-52981
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-23445, CVE-2024-37279, CVE-2024-37280, CVE-2024-23442, CVE-2024-23443, CVE-2024-2887, CVE-2024-37281, CVE-2024-37287, CVE-2024-23444
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-23446, CVE-2023-7024
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-23449
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-23450
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-37285, CVE-2024-37288
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-43706, CVE-2025-2135, CVE-2025-25012 (Kibana)
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2024-43709, CVE-2024-52973, CVE-2024-43710, CVE-2024-43707, CVE-2024-52972, CVE-2024-43708
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2025-25012
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2025-25014, CVE-2024-52979, CVE-2024-11390, CVE-2025-25016
- Elastic Stack and Liferay Enterprise Search Security Advisory: CVE-2025-54988 and Elastic's Response to ‘EDR 0-Day Vulnerability’
- Elastic Stack and Liferay Enterprise Search Security Advisory: Security Statement for OpenSSL CVE-2022-3786 and CVE-2022-3602, OpenSSL version 3.0.7
- Elastic Stack and Liferay Enterprise Search Security Advisory: Security Statement for Oracle July Critical Patch Update CVE-2022-21540, CVE-2022-21541, CVE-2022-21549, CVE-2022-25647, CVE-2022-34169
- Elastic Stack and Liferay Enterprise Search Security Advisory: Security Statement regarding CVE-2022-1471
- Elastic Stack Security Advisory: CVE-2025-25009, CVE-2025-25017, CVE-2025-25018, CVE-2025-37727
- Elastic Stack Security Advisory: CVE-2025-59840, CVE-2025-37731, CVE-2025-37732, CVE-2025-37734
- Follow-Up Security Alert for LSV-412 and LSV-545
- Jenkins Security Advisory 2024-01-24: CVE-2024-23897
- Liferay Cloud Security Alert: June 2019
- Liferay Enterprise Search Support Alert: Action Required by June 24 2019
- Liferay SaaS Security Alert: March 2020
- Liferay Security Alert: 2018 August
- Liferay Security Alert: 2019 January
- Liferay Security Alert: 2019 June
- Liferay Security Alert: 2019 November
- Liferay Security Alert: 2019 October
- Liferay Security Alert: 2020 February
- Liferay Security Alert: 2020 July
- Liferay Security Alert: 2020 March
- Liferay Security Alert: 2020 May
- Liferay Security Alert: 2021 April
- Liferay Security Alert: 2022 April
- Liferay Security Alert: December 2018
- Liferay Security Alert for Liferay DXP
- Liferay’s Statement about CVE-2021-44228 (Log4j vulnerability)
- Liferay’s Statement about recent Log4j vulnerabilities
- Reminder: Follow-Up Security Alert for LSV-412 and LSV-545
- Spring4Shell and Spring Cloud Security Advisory
- TLS 1.0 Disabled for Inbound Traffic on Liferay Services and Websites
- Update: Log4j Security Advisory
Update: Log4j Security Advisory
Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM).
Log4j 2.0+, CVE-2021-44228
Vulnerability Summary
On Dec. 9, 2021 a critical vulnerability was identified in Log4j 2.0+. Log4j is a Java logging library used by many Java based applications worldwide.
It is important to note that not all customers are affected by this vulnerability. Please read the details below to determine whether or not you are impacted by this security issue.
What is the concern?
The primary concern is that the vulnerability could be used via a simple HTTP request. In some cases the vulnerability is believed to provide attackers with the opportunity to execute program code remotely. Liferay recommends all customers take immediate steps to address the issue.
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