CVE-2023-41835

Apache Struts: excessive disk usage

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

When a Multipart request is performed but some of the fields exceed the maxStringLength limit, the upload files will remain in struts.multipart.saveDir even if the request has been denied.
Users are recommended to upgrade to versions Struts 2.5.32 or 6.1.2.2 or Struts 6.3.0.1 or greater, which fixe this issue.

Cuando se realiza una solicitud multiparte pero algunos de los campos exceden el límite maxStringLength, los archivos cargados permanecerán en struts.multipart.saveDir incluso si la solicitud ha sido denegada. Se recomienda a los usuarios actualizar a las versiones Struts 2.5.32 o 6.1.2.2 o Struts 6.3.0.1 o superior, que solucionan este problema.

When a Multipart request is performed but some of the fields exceed the maxStringLength limit, the upload files will remain in struts.multipart.saveDir even if the request has been denied. Users are recommended to upgrade to versions Struts 2.5.32 or 6.1.2.2 or Struts 6.3.0.1 or greater, which fixe this issue.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-09-04 CVE Reserved
2023-12-05 CVE Published
2024-08-02 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-459: Incomplete Cleanup

CAPEC

References (2)

URL	Tag	Source
https://www.openwall.com/lists/oss-security/2023/12/09/1	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://lists.apache.org/thread/6wj530kh3ono8phr642y9sqkl67ys2ft	2023-12-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apache Search vendor "Apache"		Struts Search vendor "Apache" for product "Struts"				>= 2.0.0 < 2.5.32 Search vendor "Apache" for product "Struts" and version " >= 2.0.0 < 2.5.32"		-		Affected
Apache Search vendor "Apache"		Struts Search vendor "Apache" for product "Struts"				>= 6.1.2.1 < 6.3.0.1 Search vendor "Apache" for product "Struts" and version " >= 6.1.2.1 < 6.3.0.1"		-		Affected