CVE-2023-38751
Status: ModifiedMedium (4.3)—
Improper authorization vulnerability in Special Interest Group Network for Analysis and Liaison versions 4.4.0 to 4.7.7 allows the authorized API users to view the organization information of the information receiver that is set as "non-disclosure" in the information provision operation.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Base score: 4.3
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.45%
- Percentile among all scored CVEs: 37
- Score date: 10/6/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (1)
CWEs
- NVD-CWE-Other
References
Raw JSON (NVD)
Show
{
"id": "CVE-2023-38751",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-38751",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2024-10-17T14:17:44.625091Z"
}
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "vultures@jpcert.or.jp",
"affectedData": [
{
"vendor": " Japan Computer Emergency Response Team Coordination Center (JPCERT/CC)",
"product": "Special Interest Group Network for Analysis and Liaison",
"versions": [
{
"status": "affected",
"version": "versions 4.4.0 to 4.7.7"
}
]
}
]
}
],
"published": "2023-08-09T04:15:10.047",
"references": [
{
"url": "https://jvn.jp/en/jp/JVN83334799/",
"tags": [
"Third Party Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://www.jpcert.or.jp/press/2023/PR20230807_notice.html",
"tags": [
"Third Party Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://jvn.jp/en/jp/JVN83334799/",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.jpcert.or.jp/press/2023/PR20230807_notice.html",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Improper authorization vulnerability in Special Interest Group Network for Analysis and Liaison versions 4.4.0 to 4.7.7 allows the authorized API users to view the organization information of the information receiver that is set as \"non-disclosure\" in the information provision operation."
}
],
"lastModified": "2026-06-17T06:11:05.980",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:jpcert:special_interest_group_network_for_analysis_and_liaison:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E32EF80A-CB45-4C48-8343-9A1E6F850DC1",
"versionEndIncluding": "4.7.7",
"versionStartIncluding": "4.4.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "vultures@jpcert.or.jp"
}