Vulnerability · Published Dec 5, 2023 · Assigned by apache

CVE-2023-41835Apache Struts: excessive disk usage

High 7.5

In plain English

A high-severity security flaw in Apache Struts from Apache Software Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.3% (higher than 94% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)7.3%top 5.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Maven	org.apache.struts:struts2-core	6.3.0.1	GHSA-729q-fcgp-r5xh
Maven	org.apache.struts:struts2-core	6.1.2.2	GHSA-729q-fcgp-r5xh
Maven	org.apache.struts:struts2-core	2.5.32	GHSA-729q-fcgp-r5xh

Affected products (as reported)

Vendor	Product	Versions
Apache Software Foundation	Apache Struts	2.0.0 – through 2.5.316.1.2.1 – through 6.3.0

Weakness: CWE-459 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://lists.apache.org/thread/6wj530kh3ono8phr642y9sqkl67ys2ft mailing-list, vendor-advisory
https://www.openwall.com/lists/oss-security/2023/12/09/1
https://security.netapp.com/advisory/ntap-20231013-0001/