cve-2020-2040
Vulnerability from cvelistv5
Published
2020-09-09 16:45
Modified
2024-09-16 22:40
Severity ?
EPSS score ?
Summary
PAN-OS: Buffer overflow when Captive Portal or Multi-Factor Authentication (MFA) is enabled
References
▼ | URL | Tags | |
---|---|---|---|
psirt@paloaltonetworks.com | https://security.paloaltonetworks.com/CVE-2020-2040 | Vendor Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
Palo Alto Networks | PAN-OS |
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This issue impacts: All versions of PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.15; PAN-OS 9.0 versions earlier than PAN-OS 9.0.9; PAN-OS 9.1 versions earlier than PAN-OS 9.1.3." } ], "exploits": [ { "lang": "en", "value": "Palo Alto Networks is not aware of any malicious attempts to exploit this vulnerability." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-120", "description": "CWE-120 Buffer Overflow", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2020-09-09T16:45:27", "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "shortName": "palo_alto" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://security.paloaltonetworks.com/CVE-2020-2040" } ], "solutions": [ { "lang": "en", "value": "This issue is fixed in PAN-OS 8.1.15, PAN-OS 9.0.9, PAN-OS 9.1.3, and all later PAN-OS versions.\n\nAll Prisma Access services are now upgraded to resolve this issue and are no longer vulnerable.\n\nPAN-OS 7.1 and 8.0 are end-of-life and are no longer covered by our Product Security Assurance policies." } ], "source": { "defect": [ "PAN-145149", "PAN-145150", "PAN-145151", "PAN-145195" ], "discovery": "INTERNAL" }, "timeline": [ { "lang": "en", "time": "2020-09-09T00:00:00", "value": "Initial publication" } ], "title": "PAN-OS: Buffer overflow when Captive Portal or Multi-Factor Authentication (MFA) is enabled", "workarounds": [ { "lang": "en", "value": "Until PAN-OS software is upgraded to a fixed version, enabling signatures in content update version 8317 will block attacks against CVE-2020-2040." } ], "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@paloaltonetworks.com", "DATE_PUBLIC": "2020-09-09T16:00:00.000Z", "ID": "CVE-2020-2040", "STATE": "PUBLIC", "TITLE": "PAN-OS: Buffer overflow when Captive Portal or Multi-Factor Authentication (MFA) is enabled" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "PAN-OS", "version": { "version_data": [ { "version_affected": "\u003c", "version_name": "9.0", "version_value": "9.0.9" }, { "version_affected": "\u003c", "version_name": "9.1", "version_value": "9.1.3" }, { "version_affected": "\u003c", "version_name": "8.1", "version_value": "8.1.15" }, { "version_affected": "!\u003e=", "version_name": "9.0", "version_value": "9.0.9" }, { "version_affected": "!\u003e=", "version_name": "9.1", "version_value": "9.1.3" }, { "version_affected": "!\u003e=", "version_name": "8.1", "version_value": "8.1.15" }, { "version_affected": "=", "version_name": "8.0", "version_value": "8.0.*" }, { "version_affected": "!\u003e=", "version_name": "10.0", "version_value": "10.0.0" } ] } } ] }, "vendor_name": "Palo Alto Networks" } ] } }, "configuration": [ { "lang": "en", "value": "This issue is applicable only where either Captive Portal or Multi-Factor Authentication (MFA) is enabled." } ], "credit": [ { "lang": "eng", "value": "This issue was found by Yamata Li of Palo Alto Networks during internal security review." } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A buffer overflow vulnerability in PAN-OS allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges by sending a malicious request to the Captive Portal or Multi-Factor Authentication interface. This issue impacts: All versions of PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.15; PAN-OS 9.0 versions earlier than PAN-OS 9.0.9; PAN-OS 9.1 versions earlier than PAN-OS 9.1.3." } ] }, "exploit": [ { "lang": "en", "value": "Palo Alto Networks is not aware of any malicious attempts to exploit this vulnerability." } ], "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-120 Buffer Overflow" } ] } ] }, "references": { "reference_data": [ { "name": "https://security.paloaltonetworks.com/CVE-2020-2040", "refsource": "MISC", "url": "https://security.paloaltonetworks.com/CVE-2020-2040" } ] }, "solution": [ { "lang": "en", "value": "This issue is fixed in PAN-OS 8.1.15, PAN-OS 9.0.9, PAN-OS 9.1.3, and all later PAN-OS versions.\n\nAll Prisma Access services are now upgraded to resolve this issue and are no longer vulnerable.\n\nPAN-OS 7.1 and 8.0 are end-of-life and are no longer covered by our Product Security Assurance policies." } ], "source": { "defect": [ "PAN-145149", "PAN-145150", "PAN-145151", "PAN-145195" ], "discovery": "INTERNAL" }, "timeline": [ { "lang": "en", "time": "2020-09-09T00:00:00", "value": "Initial publication" } ], "work_around": [ { "lang": "en", "value": "Until PAN-OS software is upgraded to a fixed version, enabling signatures in content update version 8317 will block attacks against CVE-2020-2040." } ] } } }, "cveMetadata": { "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "assignerShortName": "palo_alto", "cveId": "CVE-2020-2040", "datePublished": "2020-09-09T16:45:27.805152Z", "dateReserved": "2019-12-04T00:00:00", "dateUpdated": "2024-09-16T22:40:15.121Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2020-2040\",\"sourceIdentifier\":\"psirt@paloaltonetworks.com\",\"published\":\"2020-09-09T17:15:25.900\",\"lastModified\":\"2020-09-15T18:04:34.380\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A buffer overflow vulnerability in PAN-OS allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges by sending a malicious request to the Captive Portal or Multi-Factor Authentication interface. This issue impacts: All versions of PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.15; PAN-OS 9.0 versions earlier than PAN-OS 9.0.9; PAN-OS 9.1 versions earlier than PAN-OS 9.1.3.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de desbordamiento de b\u00fafer en PAN-OS permite a un atacante no autenticado interrumpir los procesos del sistema y potencialmente ejecutar c\u00f3digo arbitrario con privilegios root al enviar una petici\u00f3n maliciosa al portal cautivo o la interfaz de autenticaci\u00f3n multifactor. Este problema impacta a: todas las Versiones PAN-OS 8.0; Versiones PAN-OS 8.1 anteriores a PAN-OS 8.1.15; Versiones PAN-OS 9.0 anteriores a PAN-OS 9.0.9; Versiones PAN-OS 9.1 anteriores a PAN-OS 9.1.3.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9},{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:C/I:C/A:C\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":10.0},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-120\"}]},{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-120\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.0.0\",\"versionEndIncluding\":\"8.0.20\",\"matchCriteriaId\":\"2BEFBF38-AF84-4477-A6B9-5BDD51D54F4F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.1.0\",\"versionEndExcluding\":\"8.1.15\",\"matchCriteriaId\":\"6116C706-6AC7-476D-9624-C0D4BE3D497A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.0.0\",\"versionEndExcluding\":\"9.0.9\",\"matchCriteriaId\":\"6D6E8B99-4150-4AE8-A580-08AC71F64760\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.1.0\",\"versionEndExcluding\":\"9.1.3\",\"matchCriteriaId\":\"4E9F14E9-3CD7-443B-9D97-254E917FA22B\"}]}]}],\"references\":[{\"url\":\"https://security.paloaltonetworks.com/CVE-2020-2040\",\"source\":\"psirt@paloaltonetworks.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.