FKIE_CVE-2020-5735
Vulnerability from fkie_nvd - Published: 2020-04-08 13:15 - Updated: 2026-06-17 03:22
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/
Summary
Amcrest cameras and NVR are vulnerable to a stack-based buffer overflow over port 37777. An authenticated remote attacker can abuse this issue to crash the device and possibly execute arbitrary code.
References
| URL | Tags | ||
|---|---|---|---|
| vulnreport@tenable.com | http://packetstormsecurity.com/files/157164/Amcrest-Dahua-NVR-Camera-IP2M-841-Denial-Of-Service.html | Exploit, Third Party Advisory, VDB Entry | |
| vulnreport@tenable.com | https://www.tenable.com/security/research/tra-2020-20 | Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | http://packetstormsecurity.com/files/157164/Amcrest-Dahua-NVR-Camera-IP2M-841-Denial-Of-Service.html | Exploit, Third Party Advisory, VDB Entry | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.tenable.com/security/research/tra-2020-20 | Third Party Advisory | |
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5735 | US Government Resource |
Impacted products
{
"affected": [
{
"affectedData": [
{
"product": "Amcrest",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "before 2.623.00AC004.0.R.200316, 2.420.AC00.18.R.20200217, 2.800.00AC000.0.R.200330, 2.800.0000000.6.R.200314.bin, 2.622.00AC000.0.R.200320.bin, and\u00a04.000.00AC000.0.R.200218"
}
]
}
],
"source": "vulnreport@tenable.com"
}
],
"cisaActionDue": "2022-05-03",
"cisaExploitAdd": "2021-11-03",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Amcrest Cameras and NVR Stack-based Buffer Overflow Vulnerability",
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:1080-lite_8ch_firmware:-:*:*:*:*:*:*:*",
"matchCriteriaId": "7C61F452-2A51-46FF-B1C7-34945F492A39",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:1080-lite_8ch:-:*:*:*:*:*:*:*",
"matchCriteriaId": "B2D16F02-8C16-49B9-BE44-E2B276B7ADDF",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:amdv10814-h5_firmware:-:*:*:*:*:*:*:*",
"matchCriteriaId": "8405ED1F-4BEF-4C33-B4F8-4AD1158AA4AE",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:amdv10814-h5:-:*:*:*:*:*:*:*",
"matchCriteriaId": "32E848D9-DA23-414C-AA10-433DC2EF5E92",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ipm-721_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1FFD970B-1C63-4A0A-8E2A-1F827E40C01C",
"versionEndExcluding": "v2.420.ac00.18.r.20200217",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ipm-721:-:*:*:*:*:*:*:*",
"matchCriteriaId": "B5E5E186-BB77-4521-9899-5A3A67A3B605",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip2m-841_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "6A902EBE-0AEB-4B61-9642-5A5432C0717B",
"versionEndExcluding": "v2.420.ac00.18.r.20200217",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip2m-841:-:*:*:*:*:*:*:*",
"matchCriteriaId": "7FAE4629-638C-4E75-BBCD-6BBC78CEB209",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip2m-841-v3_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "81ABAC27-E7F0-47AA-B230-F62D3732E5AA",
"versionEndExcluding": "v2.800.0000000.6.r.200314",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip2m-841-v3:-:*:*:*:*:*:*:*",
"matchCriteriaId": "F923CD3E-2D9B-4F90-A5CB-B1ACCE434796",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip2m-853ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "CF9698AB-1ADF-4920-966F-9D0FE4387FEB",
"versionEndExcluding": "v2.623.00ac004.0.r.200316",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip2m-853ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "9D58539B-B2B7-4591-9E62-7D975E1367A4",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip2m-858w_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "8E9D4714-C59D-4EA2-83F7-6DCF0DF4D6C4",
"versionEndExcluding": "v2.623.00ac004.0.r.200316",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip2m-858w:-:*:*:*:*:*:*:*",
"matchCriteriaId": "FEB6D0A5-801D-4A24-A929-29E56946FB06",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip2m-866w_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "63C7AD48-C6E0-4795-BBCF-A94C29C6C750",
"versionEndExcluding": "v2.623.00ac004.0.r.200316",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip2m-866w:-:*:*:*:*:*:*:*",
"matchCriteriaId": "FFB419C8-24DD-4675-B307-8BD1EABA4137",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip2m-866ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A76D0DD5-EF2B-4C1E-8C55-7C4B901CB3C7",
"versionEndExcluding": "v2.623.00ac004.0.r.200316",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip2m-866ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "1174F83A-9E21-4E58-9401-BBECE7DA120A",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip4m-1053ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "03AC3809-D4F7-4389-81D1-B0974607E399",
"versionEndExcluding": "v2.623.00ac004.0.r.200316",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip4m-1053ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "0D253678-7AE4-44E9-AC36-767E19095606",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-2454ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "3CC4801F-97BE-4C54-9446-DC334720B80E",
"versionEndExcluding": "v2.622.00ac000.0.r.200320",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-2454ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "6F78A7E0-4AB1-4368-AD5C-F1BFCACAA24F",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-2493eb_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1D702C27-7E71-4BBC-A87B-F8E332A47BB4",
"versionEndExcluding": "v2.622.00ac000.0.r.200320",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-2493eb:-:*:*:*:*:*:*:*",
"matchCriteriaId": "758995EB-21E0-4DD1-BC5E-AB4ED77DF2EC",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-2496eb_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "90210F99-5625-4E70-9EEB-747B7B698CA7",
"versionEndExcluding": "v2.622.00ac000.0.r.200320",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-2496eb:-:*:*:*:*:*:*:*",
"matchCriteriaId": "16FC4DDB-806B-45C7-A8DB-12ACF6A49FA5",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-2597e_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "B5E9C32A-0925-4C9C-AB8E-8AC0B7179AE1",
"versionEndExcluding": "v2.800.00ac000.0.r.200330",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-2597e:-:*:*:*:*:*:*:*",
"matchCriteriaId": "24A50ACA-1C8E-4519-AAFC-CF23953423F8",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-mb2546ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DEE8B1B3-FFA7-4229-864C-7965FCE10D2D",
"versionEndExcluding": "v2.622.00ac000.0.r.200320",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-mb2546ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "6BDADA94-DADA-4B7E-9351-FE942FE431B1",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-mt2544ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "970C91C0-0AEC-4716-A281-1EF3DF11E203",
"versionEndExcluding": "v2.622.00ac000.0.r.200320",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-mt2544ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "E26CDFAC-37C3-48EA-95B8-9FBDF1B2922A",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ip8m-t2499ew_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "E2B6B969-4F59-4C67-8AF3-9282E3AAE2C4",
"versionEndExcluding": "v2.622.00ac000.0.r.200320",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ip8m-t2499ew:-:*:*:*:*:*:*:*",
"matchCriteriaId": "C033CF24-B639-47C0-8BEA-5BAB33D16ACF",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:amcrest:ipm-hx1_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "342225EB-DE54-436E-9589-42593B9179E1",
"versionEndExcluding": "v2.420.ac00.18.r.20200217",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:amcrest:ipm-hx1:-:*:*:*:*:*:*:*",
"matchCriteriaId": "0D32B1CE-209B-4BCF-A159-0979EB61E766",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Amcrest cameras and NVR are vulnerable to a stack-based buffer overflow over port 37777. An authenticated remote attacker can abuse this issue to crash the device and possibly execute arbitrary code."
},
{
"lang": "es",
"value": "Las c\u00e1maras y NVR Amcrest , son vulnerables a un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria sobre el puerto 37777. Un atacante remoto autenticado puede abusar de este problema para bloquear el dispositivo y posiblemente ejecutar c\u00f3digo arbitrario."
}
],
"id": "CVE-2020-5735",
"lastModified": "2026-06-17T03:22:08.417",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 8.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 8.5,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2020-5735",
"options": [
{
"exploitation": "active"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-06T20:31:14.553025Z",
"version": "2.0.3"
}
}
]
},
"published": "2020-04-08T13:15:13.003",
"references": [
{
"source": "vulnreport@tenable.com",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/157164/Amcrest-Dahua-NVR-Camera-IP2M-841-Denial-Of-Service.html"
},
{
"source": "vulnreport@tenable.com",
"tags": [
"Third Party Advisory"
],
"url": "https://www.tenable.com/security/research/tra-2020-20"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/157164/Amcrest-Dahua-NVR-Camera-IP2M-841-Denial-Of-Service.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://www.tenable.com/security/research/tra-2020-20"
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"tags": [
"US Government Resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5735"
}
],
"sourceIdentifier": "vulnreport@tenable.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-121"
}
],
"source": "vulnreport@tenable.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-787"
}
],
"source": "nvd@nist.gov",
"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…
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…