{"id": "CVE-2023-20200", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-20200", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-07-01T13:56:35.670250Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.1}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 1.8}]}, "affected": [{"source": "psirt@cisco.com", "affectedData": [{"vendor": "Cisco", "product": "Cisco Unified Computing System (Managed)", "versions": [{"status": "affected", "version": "3.1(1e)"}, {"status": "affected", "version": "3.1(1g)"}, {"status": "affected", "version": "3.1(1h)"}, {"status": "affected", "version": "3.1(1k)"}, {"status": "affected", "version": "3.1(1l)"}, {"status": "affected", "version": "3.1(2b)"}, {"status": "affected", "version": "3.1(2c)"}, {"status": "affected", "version": "3.1(2e)"}, {"status": "affected", "version": "3.1(2f)"}, {"status": "affected", "version": "3.1(2g)"}, {"status": "affected", "version": "3.1(2h)"}, {"status": "affected", "version": "3.1(3a)"}, {"status": 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{"status": "affected", "version": "3.2(3i)"}, {"status": "affected", "version": "3.2(3j)"}, {"status": "affected", "version": "3.2(3k)"}, {"status": "affected", "version": "3.2(3l)"}, {"status": "affected", "version": "3.2(3n)"}, {"status": "affected", "version": "3.2(3o)"}, {"status": "affected", "version": "3.2(3p)"}, {"status": "affected", "version": "4.0(1a)"}, {"status": "affected", "version": "4.0(1b)"}, {"status": "affected", "version": "4.0(1c)"}, {"status": "affected", "version": "4.0(1d)"}, {"status": "affected", "version": "4.0(2a)"}, {"status": "affected", "version": "4.0(2b)"}, {"status": "affected", "version": "4.0(2d)"}, {"status": "affected", "version": "4.0(2e)"}, {"status": "affected", "version": "4.0(4b)"}, {"status": "affected", "version": "4.0(4c)"}, {"status": "affected", "version": "4.0(4d)"}, {"status": "affected", "version": "4.0(4e)"}, {"status": "affected", "version": "4.0(4f)"}, {"status": "affected", "version": "4.0(4g)"}, {"status": "affected", "version": "4.0(4h)"}, {"status": "affected", "version": "4.0(4a)"}, {"status": "affected", "version": "4.0(4i)"}, {"status": "affected", "version": "4.0(4k)"}, {"status": "affected", "version": "4.0(4l)"}, {"status": "affected", "version": "4.0(4m)"}, {"status": "affected", "version": "4.0(4n)"}, {"status": "affected", "version": "4.0(4o)"}, {"status": "affected", "version": "4.1(1a)"}, {"status": "affected", "version": "4.1(1b)"}, {"status": "affected", "version": "4.1(1c)"}, {"status": "affected", "version": "4.1(2a)"}, {"status": "affected", "version": "4.1(1d)"}, {"status": "affected", "version": "4.1(1e)"}, {"status": "affected", "version": "4.1(2b)"}, {"status": "affected", "version": "4.1(3a)"}, {"status": "affected", "version": "4.1(3b)"}, {"status": "affected", "version": "4.1(2c)"}, {"status": "affected", "version": "4.1(3d)"}, {"status": "affected", "version": "4.1(3c)"}, {"status": "affected", "version": "4.1(3e)"}, {"status": "affected", "version": "4.1(3f)"}, {"status": "affected", "version": "4.1(3h)"}, {"status": "affected", "version": "4.1(3i)"}, {"status": "affected", "version": "4.1(3j)"}, {"status": "affected", "version": "4.1(3k)"}, {"status": "affected", "version": "4.2(1d)"}, {"status": "affected", "version": "4.2(1c)"}, {"status": "affected", "version": "4.2(1f)"}, {"status": "affected", "version": "4.2(1i)"}, {"status": "affected", "version": "4.2(1k)"}, {"status": "affected", "version": "4.2(1l)"}, {"status": "affected", "version": "4.2(1m)"}, {"status": "affected", "version": "4.2(2a)"}, {"status": "affected", "version": "4.2(2c)"}, {"status": "affected", "version": "4.2(1n)"}, {"status": "affected", "version": "4.2(2d)"}, {"status": "affected", "version": "4.2(3b)"}, {"status": "affected", "version": "4.2(2e)"}]}, {"vendor": "Cisco", "product": "Cisco Firepower Extensible Operating System (FXOS)", "versions": [{"status": "affected", "version": "2.2.1.63"}, {"status": "affected", "version": "2.2.1.66"}, {"status": "affected", "version": "2.2.1.70"}, {"status": "affected", "version": "2.2.2.17"}, {"status": "affected", "version": "2.2.2.19"}, {"status": "affected", "version": "2.2.2.24"}, {"status": "affected", "version": "2.2.2.26"}, {"status": "affected", "version": "2.2.2.28"}, {"status": "affected", "version": "2.2.2.54"}, {"status": "affected", "version": "2.2.2.60"}, {"status": "affected", "version": "2.3.1.93"}, {"status": "affected", "version": "2.3.1.91"}, {"status": "affected", "version": "2.3.1.88"}, {"status": "affected", "version": "2.3.1.75"}, {"status": "affected", "version": "2.3.1.73"}, {"status": "affected", "version": "2.3.1.66"}, {"status": "affected", "version": "2.3.1.58"}, {"status": "affected", "version": "2.3.1.56"}]}]}], "published": "2023-08-23T19:15:08.020", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fp-ucsfi-snmp-dos-qtv69NAO", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}, {"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fp-ucsfi-snmp-dos-qtv69NAO", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-835"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-732"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the Simple Network Management Protocol (SNMP) service of Cisco FXOS Software for Firepower 4100 Series and Firepower 9300 Security Appliances and of Cisco UCS 6300 Series Fabric Interconnects could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.\r\n\r This vulnerability is due to the improper handling of specific SNMP requests. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.\r\n\r Note: This vulnerability affects all supported SNMP versions. To exploit this vulnerability through SNMPv2c or earlier, an attacker must know the SNMP community string that is configured on an affected device. To exploit this vulnerability through SNMPv3, the attacker must have valid credentials for an SNMP user who is configured on the affected device."}], "lastModified": "2026-06-17T05:29:47.380", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:firepower_9300_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "758D00BF-FE5B-4B90-8337-63E7832ABBF7"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:firepower_9300:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "07DAFDDA-718B-4B69-A524-B0CEB80FE960"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:firepower_4143_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3D39A19D-19BB-4764-BE57-DAEEFE6596BB"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:firepower_4145:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "81F4868A-6D62-479C-9C19-F9AABDBB6B24"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:firepower_4112_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A8848D88-7FE6-43C7-804A-0C4CD3914E8D"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:firepower_4112:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "957D64EB-D60E-4775-B9A8-B21CA48ED3B1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ucs_6324_fabric_interconnect_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BE4ED9CB-E836-4D6F-B122-ECC18705E067", "versionEndExcluding": "4.1\\(3l\\)", "versionStartIncluding": "4.1"}, {"criteria": "cpe:2.3:o:cisco:ucs_6324_fabric_interconnect_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07109492-B992-487D-92C2-CE6DD1A2FF86", "versionEndExcluding": "4.2\\(3d\\)", "versionStartIncluding": "4.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ucs_6324_fabric_interconnect:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "104AB7AA-2AB6-40AB-9BCA-2041396060B1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:firepower_4125_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A7F8C83C-935A-46A6-882F-0622E92568AC"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:firepower_4125:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "71DCEF22-ED20-4330-8502-EC2DD4C9838F"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:firepower_4115:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "929DDD2E-9B37-4F02-B918-9ED630924CEE"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:firepower_4115:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A694AD51-9008-4AE6-8240-98B17AB527EE"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ucs_6332_fabric_interconnect_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F240568E-94D6-4D8A-A816-485716EFC28F", "versionEndExcluding": "4.1\\(3l\\)", "versionStartIncluding": "4.1"}, {"criteria": "cpe:2.3:o:cisco:ucs_6332_fabric_interconnect_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C159CA3-EFA3-4DC0-9333-5A84FB18433E", "versionEndIncluding": "4.2\\(3b\\)", "versionStartIncluding": "4.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ucs_6332_fabric_interconnect:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0CB5291D-D248-4125-9129-BC655F082AD8"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ucs_6332-16up_fabric_interconnect_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "283CEA69-32D4-4498-83E3-A4A0FA650787", "versionEndExcluding": "4.1\\(3l\\)", "versionStartIncluding": "4.1"}, {"criteria": "cpe:2.3:o:cisco:ucs_6332-16up_fabric_interconnect_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1771B4C5-F49C-4D1B-8706-A0EEE5EE0511", "versionEndExcluding": "4.2\\(3b\\)", "versionStartIncluding": "4.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ucs_6332-16up_fabric_interconnect:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AEAF3163-4FF6-4BB0-8870-80D3F3F2953B"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "psirt@cisco.com"}
