CVEvulnerability

CVE-2018-11776

8.1 HIGH Known exploited Published 2018-08-22 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Apache Struts Remote Code Execution Vulnerability — Apache Struts

Apache Struts contains a vulnerability that allows for remote code execution under two circumstances. One, where the alwaysSelectFullNamespace option is true and the value isn't set for a result defined in underlying configurations and in same time, its upper package configuration have no or wildcard namespace. Or, using URL tag which doesn't have value and action set and in same time, its upper package configuration have no or wildcard namespace.

Added to KEV
2021-11-03
Remediation due
2022-05-03
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-11776
Status
Analyzed
Published
2018-08-22
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.1 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
8.1 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C

Description

Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.

Affected configurations

• apache struts (>= 2.0.4 < 2.3.35) • apache struts (>= 2.5.0 < 2.5.17) • netapp active iq unified manager (>= 7.3) • netapp active iq unified manager (>= 9.5) • netapp oncommand insight • netapp oncommand workflow automation • netapp snapcenter • oracle communications policy management (< 12.5.0) • oracle enterprise manager base platform 13.3.0.0 • oracle enterprise manager base platform 13.4.0.0 • oracle mysql enterprise monitor (<= 3.4.9.4237) • oracle mysql enterprise monitor (>= 4.0.0 <= 4.0.6.5281) • oracle mysql enterprise monitor (>= 8.0.0 <= 8.0.2.8191)

References