First published: Sun May 16 2021(Updated: )
The JSON web services in Liferay Portal 7.3.4 and earlier, and Liferay DXP 7.0 before fix pack 97, 7.1 before fix pack 20 and 7.2 before fix pack 10 may provide overly verbose error messages, which allows remote attackers to use the contents of error messages to help launch another, more focused attacks via crafted inputs.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Liferay 7.4 GA | <7.0 | |
Liferay 7.4 GA | =7.0 | |
Liferay 7.4 GA | =7.0-fix_pack_13 | |
Liferay 7.4 GA | =7.0-fix_pack_14 | |
Liferay 7.4 GA | =7.0-fix_pack_24 | |
Liferay 7.4 GA | =7.0-fix_pack_25 | |
Liferay 7.4 GA | =7.0-fix_pack_26 | |
Liferay 7.4 GA | =7.0-fix_pack_27 | |
Liferay 7.4 GA | =7.0-fix_pack_28 | |
Liferay 7.4 GA | =7.0-fix_pack_3\+ | |
Liferay 7.4 GA | =7.0-fix_pack_30 | |
Liferay 7.4 GA | =7.0-fix_pack_33 | |
Liferay 7.4 GA | =7.0-fix_pack_35 | |
Liferay 7.4 GA | =7.0-fix_pack_36 | |
Liferay 7.4 GA | =7.0-fix_pack_39 | |
Liferay 7.4 GA | =7.0-fix_pack_40 | |
Liferay 7.4 GA | =7.0-fix_pack_41 | |
Liferay 7.4 GA | =7.0-fix_pack_42 | |
Liferay 7.4 GA | =7.0-fix_pack_43 | |
Liferay 7.4 GA | =7.0-fix_pack_44 | |
Liferay 7.4 GA | =7.0-fix_pack_45 | |
Liferay 7.4 GA | =7.0-fix_pack_46 | |
Liferay 7.4 GA | =7.0-fix_pack_47 | |
Liferay 7.4 GA | =7.0-fix_pack_48 | |
Liferay 7.4 GA | =7.0-fix_pack_49 | |
Liferay 7.4 GA | =7.0-fix_pack_50 | |
Liferay 7.4 GA | =7.0-fix_pack_51 | |
Liferay 7.4 GA | =7.0-fix_pack_52 | |
Liferay 7.4 GA | =7.0-fix_pack_53 | |
Liferay 7.4 GA | =7.0-fix_pack_54 | |
Liferay 7.4 GA | =7.0-fix_pack_56 | |
Liferay 7.4 GA | =7.0-fix_pack_57 | |
Liferay 7.4 GA | =7.0-fix_pack_58 | |
Liferay 7.4 GA | =7.0-fix_pack_59 | |
Liferay 7.4 GA | =7.0-fix_pack_60 | |
Liferay 7.4 GA | =7.0-fix_pack_61 | |
Liferay 7.4 GA | =7.0-fix_pack_64 | |
Liferay 7.4 GA | =7.0-fix_pack_65 | |
Liferay 7.4 GA | =7.0-fix_pack_66 | |
Liferay 7.4 GA | =7.0-fix_pack_67 | |
Liferay 7.4 GA | =7.0-fix_pack_68 | |
Liferay 7.4 GA | =7.0-fix_pack_69 | |
Liferay 7.4 GA | =7.0-fix_pack_70 | |
Liferay 7.4 GA | =7.0-fix_pack_71 | |
Liferay 7.4 GA | =7.0-fix_pack_72 | |
Liferay 7.4 GA | =7.0-fix_pack_73 | |
Liferay 7.4 GA | =7.0-fix_pack_75 | |
Liferay 7.4 GA | =7.0-fix_pack_76 | |
Liferay 7.4 GA | =7.0-fix_pack_78 | |
Liferay 7.4 GA | =7.0-fix_pack_79 | |
Liferay 7.4 GA | =7.0-fix_pack_80 | |
Liferay 7.4 GA | =7.0-fix_pack_81 | |
Liferay 7.4 GA | =7.0-fix_pack_82 | |
Liferay 7.4 GA | =7.0-fix_pack_83 | |
Liferay 7.4 GA | =7.0-fix_pack_84 | |
Liferay 7.4 GA | =7.0-fix_pack_85 | |
Liferay 7.4 GA | =7.0-fix_pack_86 | |
Liferay 7.4 GA | =7.0-fix_pack_87 | |
Liferay 7.4 GA | =7.0-fix_pack_88 | |
Liferay 7.4 GA | =7.0-fix_pack_89 | |
Liferay 7.4 GA | =7.0-fix_pack_90 | |
Liferay 7.4 GA | =7.0-fix_pack_91 | |
Liferay 7.4 GA | =7.0-fix_pack_92 | |
Liferay 7.4 GA | =7.0-fix_pack_93 | |
Liferay 7.4 GA | =7.0-fix_pack_94 | |
Liferay 7.4 GA | =7.0-fix_pack_95 | |
Liferay 7.4 GA | =7.0-fix_pack_96 | |
Liferay 7.4 GA | =7.1 | |
Liferay 7.4 GA | =7.1-fix_pack_1 | |
Liferay 7.4 GA | =7.1-fix_pack_10 | |
Liferay 7.4 GA | =7.1-fix_pack_11 | |
Liferay 7.4 GA | =7.1-fix_pack_12 | |
Liferay 7.4 GA | =7.1-fix_pack_13 | |
Liferay 7.4 GA | =7.1-fix_pack_14 | |
Liferay 7.4 GA | =7.1-fix_pack_15 | |
Liferay 7.4 GA | =7.1-fix_pack_16 | |
Liferay 7.4 GA | =7.1-fix_pack_17 | |
Liferay 7.4 GA | =7.1-fix_pack_18 | |
Liferay 7.4 GA | =7.1-fix_pack_19 | |
Liferay 7.4 GA | =7.1-fix_pack_2 | |
Liferay 7.4 GA | =7.1-fix_pack_3 | |
Liferay 7.4 GA | =7.1-fix_pack_4 | |
Liferay 7.4 GA | =7.1-fix_pack_5 | |
Liferay 7.4 GA | =7.1-fix_pack_6 | |
Liferay 7.4 GA | =7.1-fix_pack_7 | |
Liferay 7.4 GA | =7.1-fix_pack_8 | |
Liferay 7.4 GA | =7.1-fix_pack_9 | |
Liferay 7.4 GA | =7.2 | |
Liferay 7.4 GA | =7.2-fix_pack_1 | |
Liferay 7.4 GA | =7.2-fix_pack_2 | |
Liferay 7.4 GA | =7.2-fix_pack_3 | |
Liferay 7.4 GA | =7.2-fix_pack_4 | |
Liferay 7.4 GA | =7.2-fix_pack_5 | |
Liferay 7.4 GA | =7.2-fix_pack_6 | |
Liferay 7.4 GA | =7.2-fix_pack_7 | |
Liferay 7.4 GA | =7.2-fix_pack_8 | |
Liferay 7.4 GA | =7.2-fix_pack_9 | |
Liferay 7.4 GA | <=7.3.4 |
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CVE-2021-29040 is categorized as a medium severity vulnerability due to the potential information disclosure it may allow.
To fix CVE-2021-29040, ensure that you update Liferay Portal to version 7.3.5 or later, or apply the relevant fix packs for Liferay DXP.
CVE-2021-29040 affects Liferay Portal versions up to 7.3.4 and Liferay DXP versions prior to specific fix packs in 7.0, 7.1, and 7.2.
The potential impact of CVE-2021-29040 includes the ability for remote attackers to exploit verbose error messages to conduct more focused attacks.
Using affected versions of Liferay in production is not recommended without applying the necessary patches or updates to mitigate CVE-2021-29040.