Vulnerability Database

383,463

Total vulnerabilities in the database

CVE-2021-20078 — zohocorp / manageengine_opmanager

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Manage Engine OpManager builds below 125346 are vulnerable to a remote denial of service vulnerability due to a path traversal issue in spark gateway component. This allows a remote attacker to remotely delete any directory or directories on the OS.

  • Published: Apr 1, 2021
  • Updated: Sep 13, 2026
  • CVE: CVE-2021-20078
  • Severity: Critical
  • Exploit:
  • CISA KEV:

CVSS v3:

  • Severity: Critical
  • Score: 9.1
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 9.4
  • AV:N/AC:L/Au:N/C:N/I:C/A:C
Software Affected versions
zohocorp / manageengine_opmanager < 12.5
zohocorp / manageengine_opmanager = 12.5-build125000
zohocorp / manageengine_opmanager = 12.5-build125002
zohocorp / manageengine_opmanager = 12.5-build125100
zohocorp / manageengine_opmanager = 12.5-build125101
zohocorp / manageengine_opmanager = 12.5-build125102
zohocorp / manageengine_opmanager = 12.5-build125108
zohocorp / manageengine_opmanager = 12.5-build125110
zohocorp / manageengine_opmanager = 12.5-build125111
zohocorp / manageengine_opmanager = 12.5-build125112
zohocorp / manageengine_opmanager = 12.5-build125113
zohocorp / manageengine_opmanager = 12.5-build125114
zohocorp / manageengine_opmanager = 12.5-build125116
zohocorp / manageengine_opmanager = 12.5-build125117
zohocorp / manageengine_opmanager = 12.5-build125118
zohocorp / manageengine_opmanager = 12.5-build125120
zohocorp / manageengine_opmanager = 12.5-build125121
zohocorp / manageengine_opmanager = 12.5-build125123
zohocorp / manageengine_opmanager = 12.5-build125124
zohocorp / manageengine_opmanager = 12.5-build125125
zohocorp / manageengine_opmanager = 12.5-build125136
zohocorp / manageengine_opmanager = 12.5-build125137
zohocorp / manageengine_opmanager = 12.5-build125139
zohocorp / manageengine_opmanager = 12.5-build125140
zohocorp / manageengine_opmanager = 12.5-build125143
zohocorp / manageengine_opmanager = 12.5-build125144
zohocorp / manageengine_opmanager = 12.5-build125145
zohocorp / manageengine_opmanager = 12.5-build125156
zohocorp / manageengine_opmanager = 12.5-build125157
zohocorp / manageengine_opmanager = 12.5-build125158
zohocorp / manageengine_opmanager = 12.5-build125159
zohocorp / manageengine_opmanager = 12.5-build125161
zohocorp / manageengine_opmanager = 12.5-build125163
zohocorp / manageengine_opmanager = 12.5-build125174
zohocorp / manageengine_opmanager = 12.5-build125175
zohocorp / manageengine_opmanager = 12.5-build125176
zohocorp / manageengine_opmanager = 12.5-build125177
zohocorp / manageengine_opmanager = 12.5-build125178
zohocorp / manageengine_opmanager = 12.5-build125180
zohocorp / manageengine_opmanager = 12.5-build125181
zohocorp / manageengine_opmanager = 12.5-build125192
zohocorp / manageengine_opmanager = 12.5-build125193
zohocorp / manageengine_opmanager = 12.5-build125194
zohocorp / manageengine_opmanager = 12.5-build125195
zohocorp / manageengine_opmanager = 12.5-build125196
zohocorp / manageengine_opmanager = 12.5-build125197
zohocorp / manageengine_opmanager = 12.5-build125198
zohocorp / manageengine_opmanager = 12.5-build125201
zohocorp / manageengine_opmanager = 12.5-build125204
zohocorp / manageengine_opmanager = 12.5-build125212
zohocorp / manageengine_opmanager = 12.5-build125213
zohocorp / manageengine_opmanager = 12.5-build125214
zohocorp / manageengine_opmanager = 12.5-build125215
zohocorp / manageengine_opmanager = 12.5-build125216
zohocorp / manageengine_opmanager = 12.5-build125228
zohocorp / manageengine_opmanager = 12.5-build125229
zohocorp / manageengine_opmanager = 12.5-build125230
zohocorp / manageengine_opmanager = 12.5-build125231
zohocorp / manageengine_opmanager = 12.5-build125232
zohocorp / manageengine_opmanager = 12.5-build125233
zohocorp / manageengine_opmanager = 12.5-build125312
zohocorp / manageengine_opmanager = 12.5-build125323
zohocorp / manageengine_opmanager = 12.5-build125324
zohocorp / manageengine_opmanager = 12.5-build125326
zohocorp / manageengine_opmanager = 12.5-build125328
zohocorp / manageengine_opmanager = 12.5-build125329
zohocorp / manageengine_opmanager = 12.5-build125340
zohocorp / manageengine_opmanager = 12.5-build125341
zohocorp / manageengine_opmanager = 12.5-build125342
zohocorp / manageengine_opmanager = 12.5-build125343
zohocorp / manageengine_opmanager = 12.5-build125344

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.