# CVE-2021-31155: RUSTSEC-2021-0101 - Permissions bypass in pleaser

Source: https://junglewise.ai/threats/cve-2021-31155-permissions-bypass-in-pleaser  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-05-27  
License: CC BY 4.0 with a link back

CVE-2021-31155 · Severity: low · CVSS 3.1 · Published 2021-05-27

Permissions bypass in pleaser

Technologies: [pleaser (crates.io)](https://junglewise.ai/threats/technologies/pleaser). Vendors: [crates.io](https://junglewise.ai/threats/vendors/crates-io).

## Quick answers

**Is CVE-2021-31155 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-31155 being exploited in the wild.

**How severe is CVE-2021-31155?** Low severity, with a CVSS score of 3.1, published 27 May 2021.

**Which products and versions are affected?** pleaser (crates.io) SEMVER:introduced=0,fixed=0.4.0, SEMVER:introduced=0.0.0-0,fixed=0.4.0.

**Is there a fix for CVE-2021-31155?** Yes. pleaser (crates.io): upgrade to 0.4.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-31155?** Check whether you run pleaser (crates.io) 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

- pleaser (crates.io): upgrade to 0.4.0 or later

  ```sh
  cargo update -p pleaser
  ```


## Affected products

- pleaser (crates.io) SEMVER:introduced=0,fixed=0.4.0, SEMVER:introduced=0.0.0-0,fixed=0.4.0

## Identifiers

- CVE-2021-31155
- GHSA-vc5p-j8vw-mc6x
- RUSTSEC-2021-0101

## Related threats

- [RUSTSEC-2023-0066 - Vulnerable to privilege escalation using ioctls TIOCSTI and TIOCLINUX](https://junglewise.ai/threats/cve-2023-46277-pleaser-privilege-escalation-vulnerability)
- [RUSTSEC-2021-0104 - File exposure in pleaser](https://junglewise.ai/threats/cve-2021-31153-file-exposure-in-pleaser)
- [RUSTSEC-2021-0102 - Permissions bypass in pleaser](https://junglewise.ai/threats/cve-2021-31154-permissions-bypass-in-pleaser)