# CVE-2021-32842: Path Traversal in SharpZipLib

Source: https://junglewise.ai/threats/cve-2021-32842-path-traversal-in-sharpziplib  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-02-01  
License: CC BY 4.0 with a link back

CVE-2021-32842 · Severity: low · CVSS 3.1 · Published 2022-02-01

Path Traversal in SharpZipLib

Technologies: [SharpZipLib (NuGet)](https://junglewise.ai/threats/technologies/sharpziplib). Vendors: [NuGet](https://junglewise.ai/threats/vendors/nuget).

## Quick answers

**Is CVE-2021-32842 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-32842 being exploited in the wild.

**How severe is CVE-2021-32842?** Low severity, with a CVSS score of 3.1, published 1 February 2022.

**Which products and versions are affected?** SharpZipLib (NuGet) ECOSYSTEM:introduced=1.0.0,fixed=1.3.3.

**Is there a fix for CVE-2021-32842?** Yes. SharpZipLib (NuGet): upgrade to 1.3.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-32842?** Check whether you run SharpZipLib (NuGet) 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

- SharpZipLib (NuGet): upgrade to 1.3.3 or later

  ```sh
  dotnet add package SharpZipLib --version 1.3.3
  ```


## Affected products

- SharpZipLib (NuGet) ECOSYSTEM:introduced=1.0.0,fixed=1.3.3

## Identifiers

- CVE-2021-32842
- GHSA-mm6g-mmq6-53ff

## Related threats

- [Improper Limitation of a Pathname to a Restricted Directory in SharpZipLib](https://junglewise.ai/threats/cve-2018-1002208-abb-pcm600)
- [Path Traversal in SharpZipLib](https://junglewise.ai/threats/cve-2021-32841-path-traversal-in-sharpziplib)
- [Path Traversal in SharpZipLib](https://junglewise.ai/threats/cve-2021-32840-path-traversal-in-sharpziplib)