Vulnerabilites related to NETGEAR - Orbi
CVE-2020-27861 (GCVE-0-2020-27861)
Vulnerability from cvelistv5
Published
2021-02-11 23:35
Modified
2024-08-04 16:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Summary
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Orbi 2.5.1.16 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UA_Parser utility. A crafted Host Name option in a DHCP request can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11076.
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T16:25:43.503Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1430/" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://kb.netgear.com/000062507/Security-Advisory-for-Unauthenticated-Command-Injection-Vulnerability-on-Some-Extenders-and-Orbi-WiFi-Systems" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "Orbi", "vendor": "NETGEAR", "versions": [ { "status": "affected", "version": "2.5.1.16" } ] } ], "credits": [ { "lang": "en", "value": "Shaunak Mirani" } ], "descriptions": [ { "lang": "en", "value": "This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Orbi 2.5.1.16 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UA_Parser utility. A crafted Host Name option in a DHCP request can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11076." } ], "metrics": [ { "cvssV3_0": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-78", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-03-12T13:50:22", "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1430/" }, { "tags": [ "x_refsource_MISC" ], "url": "https://kb.netgear.com/000062507/Security-Advisory-for-Unauthenticated-Command-Injection-Vulnerability-on-Some-Extenders-and-Orbi-WiFi-Systems" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "zdi-disclosures@trendmicro.com", "ID": "CVE-2020-27861", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Orbi", "version": { "version_data": [ { "version_value": "2.5.1.16" } ] } } ] }, "vendor_name": "NETGEAR" } ] } }, "credit": "Shaunak Mirani", "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Orbi 2.5.1.16 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UA_Parser utility. A crafted Host Name option in a DHCP request can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11076." } ] }, "impact": { "cvss": { "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-78: Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.zerodayinitiative.com/advisories/ZDI-20-1430/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1430/" }, { "name": "https://kb.netgear.com/000062507/Security-Advisory-for-Unauthenticated-Command-Injection-Vulnerability-on-Some-Extenders-and-Orbi-WiFi-Systems", "refsource": "MISC", "url": "https://kb.netgear.com/000062507/Security-Advisory-for-Unauthenticated-Command-Injection-Vulnerability-on-Some-Extenders-and-Orbi-WiFi-Systems" } ] } } } }, "cveMetadata": { "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "assignerShortName": "zdi", "cveId": "CVE-2020-27861", "datePublished": "2021-02-11T23:35:36", "dateReserved": "2020-10-27T00:00:00", "dateUpdated": "2024-08-04T16:25:43.503Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }