CVE-2026-101040 (GCVE-0-2026-101040)
Vulnerability from cvelistv5 – Published: 2026-09-28 11:00 – Updated: 2026-09-28 11:00
VLAI
EPSS
VEX
Title
Ricoh SP 330DN/SP 221/SP C252SF/Aficio SP 3500SF HTTP Multipart Form-Data denial of service
Summary
A security flaw has been discovered in Ricoh SP 330DN, SP 221, SP C252SF and Aficio SP 3500SF up to 20260813. This affects an unknown part of the component HTTP Multipart Form-Data Parser. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
CWE
- CWE-404 - Denial of Service
Assigner
References
9 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/410908 | vdb-entry |
| https://vuldb.com/vuln/410908/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-101040 | third-party-advisory |
| https://vuldb.com/submit/927274 | third-party-advisory |
| https://vuldb.com/submit/927275 | third-party-advisory |
| https://vuldb.com/submit/927289 | third-party-advisory |
| https://vuldb.com/submit/927478 | third-party-advisory |
| https://github.com/xiaobor123/vuls-find-VxWorks/t… | related |
| https://github.com/xiaobor123/vuls-find-VxWorks/b… | exploit |
Impacted products
4 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Ricoh | SP 330DN |
Affected:
20260813
cpe:2.3:a:ricoh:sp_330dn:*:*:*:*:*:*:*:* |
||
| Ricoh | SP 221 |
Affected:
20260813
cpe:2.3:a:ricoh:sp_221:*:*:*:*:*:*:*:* |
||
| Ricoh | SP C252SF |
Affected:
20260813
cpe:2.3:a:ricoh:sp_c252sf:*:*:*:*:*:*:*:* |
||
| Ricoh | Aficio SP 3500SF |
Affected:
20260813
cpe:2.3:a:ricoh:aficio_sp_3500sf:*:*:*:*:*:*:*:* |
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:ricoh:sp_330dn:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "SP 330DN",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
},
{
"cpes": [
"cpe:2.3:a:ricoh:sp_221:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "SP 221",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
},
{
"cpes": [
"cpe:2.3:a:ricoh:sp_c252sf:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "SP C252SF",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
},
{
"cpes": [
"cpe:2.3:a:ricoh:aficio_sp_3500sf:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "Aficio SP 3500SF",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "xiaobor123 (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "A security flaw has been discovered in Ricoh SP 330DN, SP 221, SP C252SF and Aficio SP 3500SF up to 20260813. This affects an unknown part of the component HTTP Multipart Form-Data Parser. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 7.1,
"baseSeverity": "HIGH",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 6.8,
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-404",
"description": "Denial of Service",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-28T11:00:13.020Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-410908 | Ricoh SP 330DN/SP 221/SP C252SF/Aficio SP 3500SF HTTP Multipart Form-Data denial of service",
"tags": [
"vdb-entry"
],
"url": "https://vuldb.com/vuln/410908"
},
{
"name": "VDB-410908 | CTI Indicators (IOB, IOC, TTP)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/410908/cti"
},
{
"name": "CVE-2026-101040 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-101040"
},
{
"name": "Submit #927274 | RICOH RICOH SP 330DN V1.11 Denial of Service",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/927274"
},
{
"name": "Submit #927275 | RICOH SP 221 V1.02 Denial of Service (Duplicate)",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/927275"
},
{
"name": "Submit #927289 | RICOH SP C252SF V1.17 Denial of Service (Duplicate)",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/927289"
},
{
"name": "Submit #927478 | RICOH Aficio SP 3500SF V2.14 Stack-based Buffer Overflow (Duplicate)",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/927478"
},
{
"tags": [
"related"
],
"url": "https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/RICOH/03-SP330DN-multipart-parser-infinite-loop"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/xiaobor123/vuls-find-VxWorks/blob/main/RICOH/03-SP330DN-multipart-parser-infinite-loop/poc.py"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-09-27T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-09-27T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-09-28T11:53:59.000Z",
"value": "VulDB entry last update"
}
],
"title": "Ricoh SP 330DN/SP 221/SP C252SF/Aficio SP 3500SF HTTP Multipart Form-Data denial of service",
"x_generator": [
"VulDB PVTS v202609"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-101040",
"datePublished": "2026-09-28T11:00:13.020Z",
"dateReserved": "2026-09-27T14:33:04.218Z",
"dateUpdated": "2026-09-28T11:00:13.020Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:ricoh:sp_330dn:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "SP 330DN",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
},
{
"cpes": [
"cpe:2.3:a:ricoh:sp_221:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "SP 221",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
},
{
"cpes": [
"cpe:2.3:a:ricoh:sp_c252sf:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "SP C252SF",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
},
{
"cpes": [
"cpe:2.3:a:ricoh:aficio_sp_3500sf:*:*:*:*:*:*:*:*"
],
"modules": [
"HTTP Multipart Form-Data Parser"
],
"product": "Aficio SP 3500SF",
"vendor": "Ricoh",
"versions": [
{
"status": "affected",
"version": "20260813"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A security flaw has been discovered in Ricoh SP 330DN, SP 221, SP C252SF and Aficio SP 3500SF up to 20260813. This affects an unknown part of the component HTTP Multipart Form-Data Parser. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-101040",
"lastModified": "2026-09-28T11:16:43.773",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 6.8,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "cna@vuldb.com",
"type": "Secondary",
"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": "cna@vuldb.com",
"type": "Primary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.7,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
},
"published": "2026-09-28T11:16:43.773",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://github.com/xiaobor123/vuls-find-VxWorks/blob/main/RICOH/03-SP330DN-multipart-parser-infinite-loop/poc.py"
},
{
"source": "cna@vuldb.com",
"url": "https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/RICOH/03-SP330DN-multipart-parser-infinite-loop"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-101040"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/927274"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/927275"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/927289"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/927478"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410908"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/410908/cti"
}
],
"sourceIdentifier": "cna@vuldb.com",
"vulnStatus": "Received",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-404"
}
],
"source": "cna@vuldb.com",
"type": "Primary"
}
]
}
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…