CVE-2020-15839
MEDIUM
6.5
CVSS Score
Published: September 22, 2020 at 05:27 PM UTC
Updated: June 17, 2026 at 02:57 AM UTC
2 products affected across 1 vendorLiferay PortalDigital Experience Platform
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Severity
MEDIUM6.5
Exploit prediction
EPSS 2%
Description
Liferay Portal before 7.3.3, and Liferay DXP 7.1 before fix pack 18 and 7.2 before fix pack 6, does not restrict the size of a multipart/form-data POST action, which allows remote authenticated users to conduct denial-of-service attacks by uploading large files.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
7.17.1 fix_pack_17.1 fix_pack_107.1 fix_pack_117.1 fix_pack_127.1 fix_pack_137.1 fix_pack_147.1 fix_pack_157.1 fix_pack_167.1 fix_pack_177.1 fix_pack_27.1 fix_pack_37.1 fix_pack_47.1 fix_pack_57.1 fix_pack_67.1 fix_pack_77.1 fix_pack_87.1 fix_pack_97.1 sp17.27.2 fix_pack_17.2 fix_pack_27.2 fix_pack_37.2 fix_pack_47.2 fix_pack_5
v < 7.3.3
Affected range stops below 7.3.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (4)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://portal.liferay.dev/learn/security/known-vulnerabilitiesx_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119784928CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-434
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