What’s Vulnerable › Vulnerabilities

CVE-2020-7677: Arbitrary Code Execution

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-07-25 · updated 2026-06-17

Description

This affects the package thenify before 3.3.1. The name argument provided to the package can be controlled by users without any sanitization, and this is provided to the eval function without any sanitization.

Affected products

• Debian Linux: 10.0
• Fedoraproject Fedora: 36, 37
• Thenify Project Thenify: before 3.3.1 — fixed in 3.3.1

How to fix

Upgrade to a fixed version: Thenify Project Thenify 3.3.1. Check the vendor advisory for mitigations.

References

• https://github.com/thenables/thenify/blob/master/index.js%23L17
• https://github.com/thenables/thenify/commit/0d94a24eb933bc835d568f3009f4d269c4c4c17a
• https://lists.debian.org/debian-lts-announce/2022/09/msg00039.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-572317
• https://security.snyk.io/vuln/SNYK-JS-THENIFY-571690
• https://github.com/thenables/thenify/blob/master/index.js%23L17
• https://github.com/thenables/thenify/commit/0d94a24eb933bc835d568f3009f4d269c4c4c17a
• https://lists.debian.org/debian-lts-announce/2022/09/msg00039.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/

Get alerted when CVE-2020-7677 or the next vulnerability affects your stack