How severe is CVE-2021-34080?

CVE-2021-34080 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-34080 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-34080?

CVE-2021-34080 affects Ssl-utils Project Ssl-utils. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-34080?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-34080 published?

CVE-2021-34080 was published on 2022-06-02 and last updated on 2026-06-17.

CVE-2021-34080

CVE-2021-34080 is a critical-severity vulnerability in Ssl-utils Project Ssl-utils with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Ssl-utils Project Ssl-utils
Published: 2022-06-02
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2021-34080?: 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.
How severe is CVE-2021-34080?: CVE-2021-34080 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-34080 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-34080?: CVE-2021-34080 affects Ssl-utils Project Ssl-utils. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-34080?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-34080 published?: CVE-2021-34080 was published on 2022-06-02 and last updated on 2026-06-17.

References

https://advisory.checkmarx.net/advisory/CX-2021-4782

Affected products (1)

cpe:2.3:a:ssl-utils_project:ssl-utils:*:*:*:*:*:node.js:*:*

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