🛡️ CVE-2019-0230 — struts2-core

🔴 CVSS 9.5 — Critical ✅ No Known Exploit CWE-1321 OSV
9.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Improperly Controlled Modification of Dynamically-Determined Object Attributes in Apache Struts

Apache Struts 2.0.0 to 2.5.20 forced double OGNL evaluation, when evaluated on raw user input in tag attributes, may lead to remote code execution.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2019-0230 is classified as CWE-1321: Prototype Pollution. Attacker input can modify an object prototype, changing behaviour for objects across the application.

Affected software

CVE-2019-0230 is recorded against 1 package.

  • org.apache.struts:struts2-core (from 2.0.0 up to 2.5.22)

Timeline and source

Published on 2 December 2021 and last revised on 8 November 2023. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
cwiki.apache.org (Web)
github.com (Package)
launchpad.support.sap.com (Web)
lists.apache.org (Web)
lists.apache.org (Web)
www.oracle.com (Web)
www.oracle.com (Web)
www.oracle.com (Web)
packetstormsecurity.com (Web)
packetstormsecurity.com (Web)

Details

Severity CRITICAL
CVSS Score 9.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-1321
Public Exploit ✅ No
Source OSV
Published 2021-12-02
Updated 2026-08-12
Modified 2023-11-08
Fix URL N/A

Affected Packages

Software From version Fixed in
org.apache.struts:struts2-core 2.0.0 2.5.22

References

Similar Threats

Exploit Protection

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