Deserialization in Liferay Digital Experience Platform
CVE-2020-15842
Liferay Portal before 7.3.0, and Liferay DXP 7.0 before fix pack 90, 7.1 before fix pack 17, and 7.2 before fix pack 5, allows man-in-the-middle attackers to execute arbitrary code via crafted serialized payloads, because of insecure deserialization.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: +0.000
Affected products
- Liferay Digital Experience Platform — versions 7.0, 7.1, 7.2
- Liferay Portal
Weakness classification (CWE)
Public proof-of-concept exploits
References
- portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5m… (Vendor Advisory)
- issues.liferay.com/browse/LPE-16963 (Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-15842?
- CVE-2020-15842 is a high-severity vulnerability in Liferay Digital Experience Platform, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2020-07-20.
- How severe is CVE-2020-15842?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2020-15842 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.