fkie_cve-2025-61727
Vulnerability from fkie_nvd
Published
2025-12-03 20:16
Modified
2025-12-18 20:15
Severity ?
Summary
An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.example.com.
References
| URL | Tags | ||
|---|---|---|---|
| security@golang.org | https://go.dev/cl/723900 | Patch | |
| security@golang.org | https://go.dev/issue/76442 | Issue Tracking | |
| security@golang.org | https://groups.google.com/g/golang-announce/c/8FJoBkPddm4 | Mailing List, Release Notes | |
| security@golang.org | https://pkg.go.dev/vuln/GO-2025-4175 | Vendor Advisory |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
"matchCriteriaId": "F2E6FD2A-A487-4099-B91D-2429F286AC6D",
"versionEndExcluding": "1.24.11",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
"matchCriteriaId": "EC1866EE-ABDC-4F74-9657-70A1241D49BD",
"versionEndExcluding": "1.25.5",
"versionStartIncluding": "1.25",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.example.com."
}
],
"id": "CVE-2025-61727",
"lastModified": "2025-12-18T20:15:10.957",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 2.5,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
},
"published": "2025-12-03T20:16:25.607",
"references": [
{
"source": "security@golang.org",
"tags": [
"Patch"
],
"url": "https://go.dev/cl/723900"
},
{
"source": "security@golang.org",
"tags": [
"Issue Tracking"
],
"url": "https://go.dev/issue/76442"
},
{
"source": "security@golang.org",
"tags": [
"Mailing List",
"Release Notes"
],
"url": "https://groups.google.com/g/golang-announce/c/8FJoBkPddm4"
},
{
"source": "security@golang.org",
"tags": [
"Vendor Advisory"
],
"url": "https://pkg.go.dev/vuln/GO-2025-4175"
}
],
"sourceIdentifier": "security@golang.org",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-295"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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