CVE-2023-50020 - Vulnerability Details - OpenCVE

Description

An issue was discovered in open5gs v2.6.6. SIGPIPE can be used to crash AMF.

Published: 2024-01-02

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:open5gs:open5gs:2.6.6:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00339.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08
https://github.com/open5gs/open5gs/issues/2734

History

Wed, 18 Jun 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Open5gs Open5gs

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-01-02T00:00:00.000Z

Updated: 2025-06-18T15:07:02.651Z

Reserved: 2023-12-04T00:00:00.000Z

Link: CVE-2023-50020

Vulnrichment

Updated: 2024-08-02T22:09:49.604Z

NVD

Status : Modified

Published: 2024-01-02T22:15:09.190

Modified: 2025-06-18T16:15:22.413

Link: CVE-2023-50020

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-400

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-50020", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-06-18T15:07:02.651Z", "dateReserved": "2023-12-04T00:00:00.000Z", "datePublished": "2024-01-02T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-01-02T21:47:13.868Z"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in open5gs v2.6.6. SIGPIPE can be used to crash AMF."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/open5gs/open5gs/issues/2734"}, {"url": "https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T22:09:49.604Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/open5gs/open5gs/issues/2734", "tags": ["x_transferred"]}, {"url": "https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-400", "lang": "en", "description": "CWE-400 Uncontrolled Resource Consumption"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-01-28T17:26:10.997543Z", "id": "CVE-2023-50020", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-18T15:07:02.651Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://github.com/open5gs/open5gs/issues/2734", "tags": ["x_transferred"]}, {"url": "https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T22:09:49.604Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-50020", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-01-28T17:26:10.997543Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-400", "description": "CWE-400 Uncontrolled Resource Consumption"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-18T15:06:44.295Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://github.com/open5gs/open5gs/issues/2734"}, {"url": "https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08"}], "descriptions": [{"lang": "en", "value": "An issue was discovered in open5gs v2.6.6. SIGPIPE can be used to crash AMF."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-01-02T21:47:13.868Z"}}}, "cveMetadata": {"cveId": "CVE-2023-50020", "state": "PUBLISHED", "dateUpdated": "2025-06-18T15:07:02.651Z", "dateReserved": "2023-12-04T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2024-01-02T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:open5gs:open5gs:2.6.6:*:*:*:*:*:*:*", "matchCriteriaId": "27AA61AC-D4A0-40B4-8965-E578FC5F8D03", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in open5gs v2.6.6. SIGPIPE can be used to crash AMF."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en open5gs v2.6.6. SIGPIPE se puede utilizar para bloquear AMF."}], "id": "CVE-2023-50020", "lastModified": "2025-06-18T16:15:22.413", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-01-02T22:15:09.190", "references": [{"source": "cve@mitre.org", "tags": ["Patch"], "url": "https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "url": "https://github.com/open5gs/open5gs/issues/2734"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/open5gs/open5gs/commit/1aba814938e3a1b2eec7014bf6ce132d34622e08"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "url": "https://github.com/open5gs/open5gs/issues/2734"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}