PT-2019-14848 · Liferay · Liferay Portal

Nguyen Jang · Published 2019-10-04 · Updated 2023-02-24 · CVE-2019-16891

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Liferay Portal CE version 6.2.5

Description The issue allows remote command execution due to deserialization of a JSON payload.

Recommendations For Liferay Portal CE version 6.2.5, update to a version that includes a fix for this issue, as deserialization of JSON payloads can lead to remote command execution. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2019-16891

GHSA-372H-P48H-XW8Q

Affected Products

Liferay Portal

References · 11

• 🔥 https://youtube.com/watch?v=DjMEfQW3bf0 · Exploit
• 🔥 https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4 · Exploit
• 🔥 https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-16891 · Security Note
• https://osv.dev/vulnerability/GHSA-372h-p48h-xw8q · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-16891 · Vendor Advisory
• https://github.com/liferay/liferay-portal · Note
• https://liferay.com/downloads-community · Note
• https://t.me/cybersecuritytechnologies/7496 · Telegram Post
• https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cst-7111 · Note
• https://t.me/cibsecurity/54324 · Telegram Post