CVE-2026-20200

{"id": "CVE-2026-20200", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-20200", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-08-05T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "psirt@cisco.com", "affectedData": [{"vendor": "Cisco", "product": "Cisco Unified Computing System (Standalone)", "versions": [{"status": "affected", "version": "4.3(1.230097)"}, {"status": "affected", "version": "4.3(1.230124)"}, {"status": "affected", "version": "4.3(1.230138)"}, {"status": "affected", "version": "4.3(2.230207)"}, {"status": "affected", "version": "4.3(2.230270)"}, {"status": "affected", "version": "4.3(2.240002)"}, {"status": "affected", "version": "4.3(3.240022)"}, {"status": "affected", "version": "4.3(3.240043)"}, {"status": "affected", "version": "4.3(4.240142)"}, {"status": "affected", "version": "4.3(4.240152)"}, {"status": "affected", "version": "4.3(4.242028)"}, {"status": "affected", "version": "4.3(4.241063)"}, {"status": "affected", "version": "4.3(4.242038)"}, {"status": "affected", "version": "4.3(5.240021)"}, {"status": "affected", "version": "4.3(4.242066)"}, {"status": "affected", "version": "4.3(5.250001)"}, {"status": "affected", "version": "4.3(5.250030)"}, {"status": "affected", "version": "4.3(6.250040)"}, {"status": "affected", "version": "4.3(5.250033)"}, {"status": "affected", "version": "4.3(6.250044)"}, {"status": "affected", "version": "4.3(6.250053)"}, {"status": "affected", "version": "4.3(4.252001)"}, {"status": "affected", "version": "4.3(4.252002)"}, {"status": "affected", "version": "6.0(1.250127)"}, {"status": "affected", "version": "6.0(1.250131)"}, {"status": "affected", "version": "4.3(6.250101)"}, {"status": "affected", "version": "6.0(1.250174)"}, {"status": "affected", "version": "4.3(6.250117)"}, {"status": "affected", "version": "4.3(5.250043)"}, {"status": "affected", "version": "4.3(6.250039)"}, {"status": "affected", "version": "4.3(5.250045)"}, {"status": "affected", "version": "4.3(6.250060)"}, {"status": "affected", "version": "6.0(1.250130)"}, {"status": "affected", "version": "4.3(4.241014)"}, {"status": "affected", "version": "6.0(1.250192)"}, {"status": "affected", "version": "4.3(6.260003)"}, {"status": "affected", "version": "6.0(1.250194)"}, {"status": "affected", "version": "4.3(6.260017)"}], "defaultStatus": "unknown"}]}], "published": "2026-08-05T17:16:47.180", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cimc-arg-inject-upSHdMfU", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-141"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with low privileges to execute arbitrary commands on the underlying operating system of an affected system and elevate privileges to root. \r\n\r\nThis vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by entering crafted inputs to the web-based management interface of the affected software. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user. "}, {"lang": "es", "value": "Una vulnerabilidad en la interfaz de gesti\u00f3n basada en web de Cisco IMC podr\u00eda permitir a un atacante remoto autenticado con privilegios bajos ejecutar comandos arbitrarios en el sistema operativo subyacente de un sistema afectado y elevar privilegios a root.\n\nEsta vulnerabilidad se debe a una validaci\u00f3n incorrecta de la entrada proporcionada por el usuario. Un atacante podr\u00eda explotar esta vulnerabilidad introduciendo entradas manipuladas en la interfaz de gesti\u00f3n basada en web del software afectado. Un exploit exitoso podr\u00eda permitir al atacante ejecutar comandos arbitrarios en el sistema operativo subyacente como el usuario root."}], "lastModified": "2026-10-23T21:10:00.157", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(1.230097\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "707943EC-B4E1-402E-93F2-61155E9D9A7B"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(1.230124\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC28F760-C39D-4FD4-AC70-8CEC9ECDA554"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(1.230138\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AA121B58-42FC-4AAA-BDA8-94D0D6F73EB1"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(2.230207\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "67EA5B96-4C34-430D-91A1-E599EDBC5375"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(2.230270\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A81EEB35-D849-48C8-880F-44586EADA1CF"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(2.240002\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "82D66234-EF8F-41B7-A5D4-0CA5D48793EE"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(3.240022\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B514BF97-4D5F-41EB-8A2F-61C7872CBE5A"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(3.240043\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50F49E6F-229D-4179-8CE9-907D6A33466C"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.240142\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "60A65978-E02D-4D06-A75F-45314FE839D3"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.240152\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6E341DE8-C1B3-4781-9317-50C3003AB5FD"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.241014\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "93A935AB-601E-4FFD-9D86-868389D8F9F4"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.241063\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1DDEC37C-56DF-4E48-9460-0C1DB42A4D3C"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.242028\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC737A47-3CE9-4023-99D5-D7A2DCAA41FB"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.242038\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "288C568D-AA87-4FF2-A581-4D5CD33B820B"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.242066\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A8DE4607-D9BC-4717-9394-9BD4327ADBDB"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.252001\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5A35D000-58B6-435A-86DE-EE179A99513F"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(4.252002\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A1DDEA92-C6E3-4046-983E-A8031BC6C690"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(5.240021\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5293950E-970F-4542-8ADD-9D1692D4C9EE"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(5.250001\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6E70EC20-7CDB-4DD4-8F1D-2DCDF5DBD147"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(5.250030\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D0DA7140-AB72-4215-995E-956D35669766"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(5.250033\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A62E579-B113-40A5-A497-92A80CC91F2E"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(5.250043\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8A424479-9816-4A4B-A9CA-1349FD016FEC"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(5.250045\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B92AB187-9C5E-42A6-B1FD-219116583914"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250039\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4CBF1228-D8D8-4FAF-9986-55B8D4C5B3B2"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250040\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B40F8FD-19AD-4726-B2E9-DAD09394970E"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250044\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B7D0F9CB-0B4C-4680-BCFF-E80633DCD3F7"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250053\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8D9E7A5F-99AE-4F34-867B-931C4B880E61"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250060\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "85DDCB2E-396C-4B4B-9F06-2B3E36045EC4"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250101\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F1705D6C-69F7-4492-A4AF-09BFCA820286"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.250117\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B51CAF4B-0BCD-4DAF-8774-94212B1E357D"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.260003\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24114854-41E9-4E3C-813D-A006FCA7E585"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:4.3\\(6.260017\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6DD2F3BC-D516-4E57-A455-8A3995C8872B"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:6.0\\(1.250127\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "897DDFB9-DF7A-4455-9D5F-17305920AB76"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:6.0\\(1.250130\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8B7A2A76-A5EE-4975-A735-3BCC6C89EF8D"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:6.0\\(1.250131\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "437298D0-C839-43E4-8FE1-7CB0977FB8C4"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:6.0\\(1.250174\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "41B1F1F7-915D-4CC8-9DCF-200D84872C81"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:6.0\\(1.250192\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "25CF81F3-6576-45F1-97AE-9AA21D5575E0"}, {"criteria": "cpe:2.3:a:cisco:unified_computing_system:6.0\\(1.250194\\):*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "63A1580D-A644-4F4C-B41E-5D97273CB6A6"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}