How severe is CVE-2021-29043?

CVE-2021-29043 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-29043 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-29043?

CVE-2021-29043 primarily affects Liferay Digital Experience Platform. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-29043?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-29043 published?

CVE-2021-29043 was published on 2021-05-17 and last updated on 2026-07-05.

CVE-2021-29043

CVE-2021-29043 is a medium-severity vulnerability in Liferay Digital Experience Platform with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Liferay Digital Experience Platform
Published: 2021-05-17
Last modified: 2026-07-05

Description

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.

Frequently asked questions

What is CVE-2021-29043?: 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.
How severe is CVE-2021-29043?: CVE-2021-29043 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-29043 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-29043?: CVE-2021-29043 primarily affects Liferay Digital Experience Platform. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-29043?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-29043 published?: CVE-2021-29043 was published on 2021-05-17 and last updated on 2026-07-05.

References

Affected products (98)

cpe:2.3:a:liferay:digital_experience_platform:7.0:-:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_13:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_14:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_24:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_25:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_26:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_27:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_28:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_3:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_30:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_33:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_35:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_36:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_39:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_40:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_41:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_42:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_43:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_44:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_45:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_46:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_47:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_48:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_49:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_50:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_51:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_52:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_53:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_54:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_56:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_57:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_58:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_59:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_60:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_61:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_64:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_65:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_66:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_67:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.0:fix_pack_68:*:*:*:*:*:*

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