CVE-2021-29043

Liferay Portal and Liferay DXP May Reveal S3 Store's Proxy Password

5.9 MediumFix available

The Portal Store module in Liferay Portal 7.0.0 through 7.3.5, and Liferay DXP 7.0 before fix pack 97, 7.1 before fix pack 21, 7.2 before fix pack 10 and 7.3 before fix pack 1 does not obfuscate the S3 store's proxy password, which allows attackers to steal the proxy password via man-in-the-middle attacks or shoulder surfing.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.74%Up 0.1 points since May 17, 2021

What each source reports

NVD Score used 5.9

Record: CVE-2021-29043
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness: CWE-522
Updated: 2026-11-02

CVE List No score

Record: CVE-2021-29043
Updated: 2026-11-02

EUVDEUVD-2021-15689 No score

Record: EUVD-2021-15689
Updated: 2026-11-02

GitHub AdvisoriesGHSA-xx2h-2hf5-v7vv 5.9

Liferay Portal and Liferay DXP May Reveal S3 Store's Proxy Password

Record: GHSA-xx2h-2hf5-v7vv
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-200, CWE-522
Updated: 2026-11-02

OSV 5.9

Record: CVE-2021-29043
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVGHSA-xx2h-2hf5-v7vv 5.9

Liferay Portal and Liferay DXP May Reveal S3 Store's Proxy Password

Record: GHSA-xx2h-2hf5-v7vv
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-200, CWE-522
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`com.liferay.portal:release.portal.bom` Maven	7.0.0 to 7.3.5	7.3.6
`com.liferay.portal:release.dxp.bom` Maven	before 7.0.10.fp97	7.0.10.fp97
`com.liferay.portal:release.dxp.bom` Maven	7.1.0 up to 7.1.10.fp21	7.1.10.fp21
`com.liferay.portal:release.dxp.bom` Maven	7.2.0 up to 7.2.10.fp10	7.2.10.fp10
`com.liferay.portal:release.dxp.bom` Maven	7.3.0 up to 7.3.10.fp1	7.3.10.fp1
`com.liferay.portal:release.portal.bom` Maven	7.0.0 up to 7.3.6, plus listed versions 7.0.67.0.6-17.0.6-27.1.07.1.1 Show 16 moreShow less 7.1.27.1.37.1.3-17.2.07.2.17.2.1-17.3.07.3.0-17.3.17.3.1-17.3.27.3.2-17.3.37.3.3-17.3.47.3.5	7.3.6
`com.liferay.portal:release.dxp.bom` Maven	before 7.0.10.fp97, plus listed versions 7.0.10.fp607.0.10.fp617.0.10.fp627.0.10.fp637.0.10.fp64 Show 36 moreShow less 7.0.10.fp657.0.10.fp667.0.10.fp677.0.10.fp687.0.10.fp697.0.10.fp707.0.10.fp717.0.10.fp727.0.10.fp737.0.10.fp747.0.10.fp757.0.10.fp767.0.10.fp777.0.10.fp787.0.10.fp797.0.10.fp807.0.10.fp817.0.10.fp827.0.10.fp837.0.10.fp847.0.10.fp857.0.10.fp85-17.0.10.fp867.0.10.fp86-17.0.10.fp877.0.10.fp87-17.0.10.fp887.0.10.fp897.0.10.fp907.0.10.fp917.0.10.fp927.0.10.fp947.0.10.fp94-17.0.10.fp957.0.10.fp95-17.0.10.fp95-2	7.0.10.fp97
`com.liferay.portal:release.dxp.bom` Maven	7.1.0 up to 7.1.10.fp21, plus listed versions 7.1.107.1.10.fp17.1.10.fp107.1.10.fp117.1.10.fp12 Show 16 moreShow less 7.1.10.fp137.1.10.fp147.1.10.fp157.1.10.fp167.1.10.fp177.1.10.fp187.1.10.fp197.1.10.fp27.1.10.fp207.1.10.fp37.1.10.fp47.1.10.fp57.1.10.fp67.1.10.fp77.1.10.fp87.1.10.fp9	7.1.10.fp21
`com.liferay.portal:release.dxp.bom` Maven	7.2.0 up to 7.2.10.fp10, plus listed versions 7.2.17.2.107.2.10.fp17.2.10.fp1-17.2.10.fp2 Show 7 moreShow less 7.2.10.fp37.2.10.fp47.2.10.fp57.2.10.fp67.2.10.fp77.2.10.fp87.2.10.fp9	7.2.10.fp10
`com.liferay.portal:release.dxp.bom` Maven	7.3.0 up to 7.3.10.fp1, plus listed versions 7.3.107.3.10.ep37.3.10.ep47.3.10.ep5	7.3.10.fp1

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-29043 is a medium vulnerability (CVSS 5.9) in Liferay Dxp, published May 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. Fixed in com.liferay.portal:release.portal.bom 7.3.6.