CVE Vulnerabilities

CVE-2021-3287

Deserialization of Untrusted Data

Published: Apr 22, 2021 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

Zoho ManageEngine OpManager before 12.5.329 allows unauthenticated Remote Code Execution due to a general bypass in the deserialization class.

Weakness

The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Affected Software

Name Vendor Start Version End Version
Manageengine_opmanager Zohocorp * 12.5 (excluding)
Manageengine_opmanager Zohocorp 12.5 (including) 12.5 (including)
Manageengine_opmanager Zohocorp 12.5-build125000 (including) 12.5-build125000 (including)
Manageengine_opmanager Zohocorp 12.5-build125002 (including) 12.5-build125002 (including)
Manageengine_opmanager Zohocorp 12.5-build125100 (including) 12.5-build125100 (including)
Manageengine_opmanager Zohocorp 12.5-build125101 (including) 12.5-build125101 (including)
Manageengine_opmanager Zohocorp 12.5-build125102 (including) 12.5-build125102 (including)
Manageengine_opmanager Zohocorp 12.5-build125108 (including) 12.5-build125108 (including)
Manageengine_opmanager Zohocorp 12.5-build125110 (including) 12.5-build125110 (including)
Manageengine_opmanager Zohocorp 12.5-build125111 (including) 12.5-build125111 (including)
Manageengine_opmanager Zohocorp 12.5-build125112 (including) 12.5-build125112 (including)
Manageengine_opmanager Zohocorp 12.5-build125113 (including) 12.5-build125113 (including)
Manageengine_opmanager Zohocorp 12.5-build125114 (including) 12.5-build125114 (including)
Manageengine_opmanager Zohocorp 12.5-build125116 (including) 12.5-build125116 (including)
Manageengine_opmanager Zohocorp 12.5-build125117 (including) 12.5-build125117 (including)
Manageengine_opmanager Zohocorp 12.5-build125118 (including) 12.5-build125118 (including)
Manageengine_opmanager Zohocorp 12.5-build125120 (including) 12.5-build125120 (including)
Manageengine_opmanager Zohocorp 12.5-build125121 (including) 12.5-build125121 (including)
Manageengine_opmanager Zohocorp 12.5-build125123 (including) 12.5-build125123 (including)
Manageengine_opmanager Zohocorp 12.5-build125124 (including) 12.5-build125124 (including)
Manageengine_opmanager Zohocorp 12.5-build125125 (including) 12.5-build125125 (including)
Manageengine_opmanager Zohocorp 12.5-build125136 (including) 12.5-build125136 (including)
Manageengine_opmanager Zohocorp 12.5-build125137 (including) 12.5-build125137 (including)
Manageengine_opmanager Zohocorp 12.5-build125139 (including) 12.5-build125139 (including)
Manageengine_opmanager Zohocorp 12.5-build125140 (including) 12.5-build125140 (including)
Manageengine_opmanager Zohocorp 12.5-build125143 (including) 12.5-build125143 (including)
Manageengine_opmanager Zohocorp 12.5-build125144 (including) 12.5-build125144 (including)
Manageengine_opmanager Zohocorp 12.5-build125145 (including) 12.5-build125145 (including)
Manageengine_opmanager Zohocorp 12.5-build125156 (including) 12.5-build125156 (including)
Manageengine_opmanager Zohocorp 12.5-build125157 (including) 12.5-build125157 (including)
Manageengine_opmanager Zohocorp 12.5-build125158 (including) 12.5-build125158 (including)
Manageengine_opmanager Zohocorp 12.5-build125159 (including) 12.5-build125159 (including)
Manageengine_opmanager Zohocorp 12.5-build125161 (including) 12.5-build125161 (including)
Manageengine_opmanager Zohocorp 12.5-build125163 (including) 12.5-build125163 (including)
Manageengine_opmanager Zohocorp 12.5-build125174 (including) 12.5-build125174 (including)
Manageengine_opmanager Zohocorp 12.5-build125175 (including) 12.5-build125175 (including)
Manageengine_opmanager Zohocorp 12.5-build125176 (including) 12.5-build125176 (including)
Manageengine_opmanager Zohocorp 12.5-build125177 (including) 12.5-build125177 (including)
Manageengine_opmanager Zohocorp 12.5-build125178 (including) 12.5-build125178 (including)
Manageengine_opmanager Zohocorp 12.5-build125180 (including) 12.5-build125180 (including)
Manageengine_opmanager Zohocorp 12.5-build125181 (including) 12.5-build125181 (including)
Manageengine_opmanager Zohocorp 12.5-build125192 (including) 12.5-build125192 (including)
Manageengine_opmanager Zohocorp 12.5-build125193 (including) 12.5-build125193 (including)
Manageengine_opmanager Zohocorp 12.5-build125194 (including) 12.5-build125194 (including)
Manageengine_opmanager Zohocorp 12.5-build125195 (including) 12.5-build125195 (including)
Manageengine_opmanager Zohocorp 12.5-build125196 (including) 12.5-build125196 (including)
Manageengine_opmanager Zohocorp 12.5-build125197 (including) 12.5-build125197 (including)
Manageengine_opmanager Zohocorp 12.5-build125198 (including) 12.5-build125198 (including)
Manageengine_opmanager Zohocorp 12.5-build125201 (including) 12.5-build125201 (including)
Manageengine_opmanager Zohocorp 12.5-build125204 (including) 12.5-build125204 (including)
Manageengine_opmanager Zohocorp 12.5-build125212 (including) 12.5-build125212 (including)
Manageengine_opmanager Zohocorp 12.5-build125213 (including) 12.5-build125213 (including)
Manageengine_opmanager Zohocorp 12.5-build125214 (including) 12.5-build125214 (including)
Manageengine_opmanager Zohocorp 12.5-build125215 (including) 12.5-build125215 (including)
Manageengine_opmanager Zohocorp 12.5-build125216 (including) 12.5-build125216 (including)
Manageengine_opmanager Zohocorp 12.5-build125228 (including) 12.5-build125228 (including)
Manageengine_opmanager Zohocorp 12.5-build125229 (including) 12.5-build125229 (including)
Manageengine_opmanager Zohocorp 12.5-build125230 (including) 12.5-build125230 (including)
Manageengine_opmanager Zohocorp 12.5-build125231 (including) 12.5-build125231 (including)
Manageengine_opmanager Zohocorp 12.5-build125232 (including) 12.5-build125232 (including)
Manageengine_opmanager Zohocorp 12.5-build125233 (including) 12.5-build125233 (including)
Manageengine_opmanager Zohocorp 12.5-build125312 (including) 12.5-build125312 (including)
Manageengine_opmanager Zohocorp 12.5-build125323 (including) 12.5-build125323 (including)
Manageengine_opmanager Zohocorp 12.5-build125324 (including) 12.5-build125324 (including)
Manageengine_opmanager Zohocorp 12.5-build125326 (including) 12.5-build125326 (including)
Manageengine_opmanager Zohocorp 12.5-build125328 (including) 12.5-build125328 (including)

Potential Mitigations

  • Make fields transient to protect them from deserialization.
  • An attempt to serialize and then deserialize a class containing transient fields will result in NULLs where the transient data should be. This is an excellent way to prevent time, environment-based, or sensitive variables from being carried over and used improperly.

References