CVE-2021-34080

Name: CVE-2021-34080
Creator: NVD / NIST
Published: 2022-06-02T14:15:28.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.21%

Last modified Jun 17, 2026

CVE-2021-34080 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. OS Command Injection vulnerability in es128 ssl-utils 1.0.0 for Node.js allows attackers to execute arbitrary commands via unsanitized shell metacharacters provided to the createCertRequest() and the createCert() functions.. EPSS estimates a 3.21% chance of exploitation in the next 30 days.

Description

OS Command Injection vulnerability in es128 ssl-utils 1.0.0 for Node.js allows attackers to execute arbitrary commands via unsanitized shell metacharacters provided to the createCertRequest() and the createCert() functions.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

3.21%

86.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Ssl-Utils Project	Ssl-Utils	<= 1.0.0

References

https://advisory.checkmarx.net/advisory/CX-2021-4782Exploit, Third Party Advisory
https://advisory.checkmarx.net/advisory/CX-2021-4782Exploit, Third Party Advisory

Timeline

Published: Jun 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-34080?

How severe is CVE-2021-34080?

CVE-2021-34080 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.21% probability of exploitation in the next 30 days.

How do I fix CVE-2021-34080?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-34080?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST