CVE-2022-31135 - Vulnerability Details - OpenCVE

Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00229.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Aceattorneyonline	Akashi

Configuration 1 [-]

cpe:2.3:a:aceattorneyonline:akashi:*:*:*:*:*:*:*:*

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b
https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v

History

Wed, 16 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00383}`	epss `{'score': 0.00229}`

Mon, 14 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00396}`	epss `{'score': 0.00383}`

Sun, 13 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00087}`	epss `{'score': 0.00396}`

Wed, 23 Apr 2025 18:15:00 +0000

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

MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2022-07-07T17:50:11.000Z

Updated: 2025-04-23T18:04:17.060Z

Reserved: 2022-05-18T00:00:00.000Z

Link: CVE-2022-31135

Vulnrichment

Updated: 2024-08-03T07:11:39.557Z

NVD

Status : Modified

Published: 2022-07-07T18:15:09.637

Modified: 2024-11-21T07:03:58.283

Link: CVE-2022-31135

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "akashi", "vendor": "AttorneyOnline", "versions": [{"status": "affected", "version": "< 1.4"}]}], "descriptions": [{"lang": "en", "value": "Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-129", "description": "CWE-129: Improper Validation of Array Index", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-07-07T17:50:11.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"}], "source": {"advisory": "GHSA-vj86-vfmg-q68v", "discovery": "UNKNOWN"}, "title": "Maliciously crafted evidence packet may cause denial of service", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2022-31135", "STATE": "PUBLIC", "TITLE": "Maliciously crafted evidence packet may cause denial of service"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "akashi", "version": {"version_data": [{"version_value": "< 1.4"}]}}]}, "vendor_name": "AttorneyOnline"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-129: Improper Validation of Array Index"}]}]}, "references": {"reference_data": [{"name": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v", "refsource": "CONFIRM", "url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v"}, {"name": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b", "refsource": "MISC", "url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"}]}, "source": {"advisory": "GHSA-vj86-vfmg-q68v", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T07:11:39.557Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-04-23T14:03:54.038672Z", "id": "CVE-2022-31135", "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": "2025-04-23T18:04:17.060Z"}}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2022-31135", "datePublished": "2022-07-07T17:50:11.000Z", "dateReserved": "2022-05-18T00:00:00.000Z", "dateUpdated": "2025-04-23T18:04:17.060Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v", "tags": ["x_refsource_CONFIRM", "x_transferred"]}, {"url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T07:11:39.557Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2022-31135", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-04-23T14:03:54.038672Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-23T14:03:55.479Z"}}], "cna": {"title": "Maliciously crafted evidence packet may cause denial of service", "source": {"advisory": "GHSA-vj86-vfmg-q68v", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "AttorneyOnline", "product": "akashi", "versions": [{"status": "affected", "version": "< 1.4"}]}], "references": [{"url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-129", "description": "CWE-129: Improper Validation of Array Index"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2022-07-07T17:50:11.000Z"}, "x_legacyV4Record": {"impact": {"cvss": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, "source": {"advisory": "GHSA-vj86-vfmg-q68v", "discovery": "UNKNOWN"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "< 1.4"}]}, "product_name": "akashi"}]}, "vendor_name": "AttorneyOnline"}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v", "name": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v", "refsource": "CONFIRM"}, {"url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b", "name": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-129: Improper Validation of Array Index"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2022-31135", "STATE": "PUBLIC", "TITLE": "Maliciously crafted evidence packet may cause denial of service", "ASSIGNER": "security-advisories@github.com"}}}}, "cveMetadata": {"cveId": "CVE-2022-31135", "state": "PUBLISHED", "dateUpdated": "2025-04-23T18:04:17.060Z", "dateReserved": "2022-05-18T00:00:00.000Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2022-07-07T17:50:11.000Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:aceattorneyonline:akashi:*:*:*:*:*:*:*:*", "matchCriteriaId": "C2173CC1-E03A-4A5B-BD12-B2001559BDEA", "versionEndExcluding": "1.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue."}, {"lang": "es", "value": "Akashi es una implementaci\u00f3n de servidor de c\u00f3digo abierto del videojuego Attorney Online basado en el universo de Ace Attorney. Las versiones afectadas de Akashi est\u00e1n sujetas a un ataque de denegaci\u00f3n de servicio. Un atacante puede usar un paquete de pruebas especialmente dise\u00f1ado para realizar una modificaci\u00f3n ilegal, causando un bloqueo del servidor. Esto puede ser usado para montar una explotaci\u00f3n de denegaci\u00f3n de servicio. Es recomendado a usuarios actualizar. No es conocida ninguna mitigaci\u00f3n para este problema"}], "id": "CVE-2022-31135", "lastModified": "2024-11-21T07:03:58.283", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}, {"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"}]}, "published": "2022-07-07T18:15:09.637", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"}, {"source": "security-advisories@github.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-129"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-129"}], "source": "nvd@nist.gov", "type": "Primary"}]}