# CVE-2012-2966: Caucho Quercus, as distributed in Resin, overwrites entries in SERVER superglobal array on basis of POST parameters

Source: https://junglewise.ai/threats/cve-2012-2966-caucho-quercus-as-distributed-in-resin-overwrites-entries-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-17  
License: CC BY 4.0 with a link back

CVE-2012-2966 · Severity: info · Published 2022-05-17

Caucho Quercus, as distributed in Resin, overwrites entries in SERVER superglobal array on basis of POST parameters

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-2012-2966 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2012-2966 being exploited in the wild.

**How severe is CVE-2012-2966?** Informational severity, published 17 May 2022.

**Which products and versions are affected?** com.caucho:resin (Maven) ECOSYSTEM:introduced=0,fixed=4.0.29.

**Is there a fix for CVE-2012-2966?** Yes. com.caucho:resin (Maven): upgrade to 4.0.29 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2012-2966?** 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.

## How to fix

- com.caucho:resin (Maven): upgrade to 4.0.29 or later

  ```sh
  # set com.caucho:resin to 4.0.29 in your pom.xml or build.gradle
  ```


## Affected products

- com.caucho:resin (Maven) ECOSYSTEM:introduced=0,fixed=4.0.29

## Identifiers

- CVE-2012-2966
- GHSA-g5fx-ccwv-5c4f

## 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, 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)
- [Path Traversal in Caucho Resin](https://junglewise.ai/threats/cve-2021-44138-path-traversal-in-caucho-resin)