# CVE-2021-44138: Path Traversal in Caucho Resin

Source: https://junglewise.ai/threats/cve-2021-44138-path-traversal-in-caucho-resin  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-04-05  
License: CC BY 4.0 with a link back

CVE-2021-44138 · Severity: low · CVSS 3.1 · Published 2022-04-05

Path Traversal in Caucho Resin

Technologies: [com.caucho:resin (Maven)](https://junglewise.ai/threats/technologies/com-caucho-resin). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2021-44138 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-44138 being exploited in the wild.

**How severe is CVE-2021-44138?** Low severity, with a CVSS score of 3.1, published 5 April 2022.

**Which products and versions are affected?** com.caucho:resin (Maven) ECOSYSTEM:introduced=4.0.52,last_affected=4.0.56.

**Is there a fix for CVE-2021-44138?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2021-44138?** Check whether you run com.caucho:resin (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- com.caucho:resin (Maven) ECOSYSTEM:introduced=4.0.52,last_affected=4.0.56

## Identifiers

- CVE-2021-44138
- GHSA-4w2q-9hp2-vxj5

## Related threats

- [Caucho Quercus, as distributed in Resin, does not properly handle unspecified characters in the names of variables](https://junglewise.ai/threats/cve-2012-2965-caucho-quercus-as-distributed-in-resin-does-not-properly-handle)
- [Caucho Quercus, as distributed in Resin, overwrites entries in SERVER superglobal array on basis of POST parameters](https://junglewise.ai/threats/cve-2012-2966-caucho-quercus-as-distributed-in-resin-overwrites-entries-in)
- [Caucho Quercus, as distributed in Resin, does not properly implement the `==` operator for comparisons](https://junglewise.ai/threats/cve-2012-2967-caucho-quercus-as-distributed-in-resin-does-not-properly-implement)