TI-2025-05630 Aliases CVE-2025-6224 GHSA-h34r-jxqm-qgpr

Key leakage in juju/utils certificates

MEDIUM 62CWE-312Published 2025-07-01 · Updated 2025-07-01

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-312.

Summary

Certificate generation in juju/utils using the cert.NewLeaf function could include private information. If this certificate were then transferred over the network in plaintext, an attacker listening on that network could sniff the certificate and trivially extract the private key from it.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00158 4th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed github.com/juju/utils/v4/cert (Go): 4.0.4

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Canonical	Juju utils	4.0.1 – 4.0.3	—	No fix listed	CNA
—	github.com/juju/utils/v4/cert (Go)	before 4.0.4	4.0.4	Patch available	GHSA-h34r-jxqm-qgpr

Juju utils VendorCanonical Affected 4.0.1 – 4.0.3 Fixed in — No fix listed CNA
github.com/juju/utils/v4/cert (Go) Vendor— Affected before 4.0.4 Fixed in 4.0.4 Patch available GHSA-h34r-jxqm-qgpr

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:canonical:juju\/utils::::::go::*	4.0.0 to before 4.0.4	Vulnerable	Canonical

cpe:2.3:a:canonical:juju\/utils:*:*:*:*:*:go:*:* Versions 4.0.0 to before 4.0.4 Vulnerable ·Canonical

Remediation

Fix · GHSA-h34r-jxqm-qgpr github.com/juju/utils/v4/cert (Go) Fixed in 4.0.4 Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2025-6224
2026-10-03 Alias added: GHSA-h34r-jxqm-qgpr

References

Exploit 1

https://github.com/juju/utils/security/advisories/GHSA-h34r-jxqm-qgpr

Advisory 1

https://nvd.nist.gov/vuln/detail/CVE-2025-6224

Other 3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences