# CVE-2020-16154: cpanminus: The App::cpanminus package 1.7044 for Perl allows Signature Verification Bypass.

CVE-2020-16154 is fixed in cpanminus on 1 platform, first by cpanminus 1.7043-1ubuntu0.1~esm1, released December 13, 2021. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2020-16154
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0076
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 13, 2021

## Description

The App::cpanminus package 1.7044 for Perl allows Signature Verification Bypass.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cpanminus Debian 12.15 (bookworm) | 1.7045-1 | [DEBIAN-CVE-2020-16154](https://patchblox.com/security/data/fix/linux/debian-cve-2020-16154.md) | Dec 13, 2021 |
| Linux | cpanminus Debian 13.5 (trixie) | 1.7045-1 | [DEBIAN-CVE-2020-16154](https://patchblox.com/security/data/fix/linux/debian-cve-2020-16154.md) | Dec 13, 2021 |
| Linux | cpanminus Debian 14 | 1.7045-1 | [DEBIAN-CVE-2020-16154](https://patchblox.com/security/data/fix/linux/debian-cve-2020-16154.md) | Dec 13, 2021 |
| Linux | cpanminus Ubuntu 18.04.6 LTS (bionic) | 1.7043-1ubuntu0.1~esm1 | [cpanminus 1.7043-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-cpanminus-1.7043-1ubuntu0.1-esm1.md) | Dec 13, 2021 |
| Linux | cpanminus Ubuntu 20.04 LTS (focal) | 1.7044-1ubuntu0.1~esm1 | [cpanminus 1.7044-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-cpanminus-1.7044-1ubuntu0.1-esm1.md) | Dec 13, 2021 |
| Linux | cpanminus Ubuntu 22.04.1 LTS (jammy) | 1.7045-1 | [cpanminus 1.7045-1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cpanminus-1.7045-1.md) | Dec 13, 2021 |

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