CVE-2021-3031
Vulnerability from cvelistv5
Published
2021-01-13 18:10
Modified
2024-09-16 16:48
Severity ?
EPSS score ?
Summary
PAN-OS: Information exposure in Ethernet data frame construction (Etherleak)
References
▼ | URL | Tags | |
---|---|---|---|
psirt@paloaltonetworks.com | https://security.paloaltonetworks.com/CVE-2021-3031 | Vendor Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
Palo Alto Networks | PAN-OS | |
Palo Alto Networks | PAN-OS |
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T16:45:50.688Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://security.paloaltonetworks.com/CVE-2021-3031" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "platforms": [ "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200" ], "product": "PAN-OS", "vendor": "Palo Alto Networks", "versions": [ { "lessThan": "8.1.18", "status": "affected", "version": "8.1", "versionType": "custom" }, { "lessThan": "9.0.12", "status": "affected", "version": "9.0", "versionType": "custom" }, { "lessThan": "9.1.5", "status": "affected", "version": "9.1", "versionType": "custom" } ] }, { "product": "PAN-OS", "vendor": "Palo Alto Networks", "versions": [ { "status": "unaffected", "version": "10.0.*" }, { "lessThan": "8.1*", "status": "unaffected", "version": "8.1.18", "versionType": "custom" }, { "lessThan": "9.0*", "status": "unaffected", "version": "9.0.12", "versionType": "custom" }, { "lessThan": "9.1*", "status": "unaffected", "version": "9.1.5", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "This issue was found by a customer of Palo Alto Networks during a security review." } ], "datePublic": "2021-01-13T00:00:00", "descriptions": [ { "lang": "en", "value": "Padding bytes in Ethernet packets on PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series, and PA-7000 Series firewalls are not cleared before the data frame is created. This leaks a small amount of random information from the firewall memory into the Ethernet packets. An attacker on the same Ethernet subnet as the PAN-OS firewall is able to collect potentially sensitive information from these packets. This issue is also known as Etherleak and is detected by security scanners as CVE-2003-0001. This issue impacts: PAN-OS 8.1 version earlier than PAN-OS 8.1.18; PAN-OS 9.0 versions earlier than PAN-OS 9.0.12; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5." } ], "exploits": [ { "lang": "en", "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-200", "description": "CWE-200 Information Exposure", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-01-13T18:10:13", "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "shortName": "palo_alto" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://security.paloaltonetworks.com/CVE-2021-3031" } ], "solutions": [ { "lang": "en", "value": "This issue is fixed in PAN-OS 8.1.18, PAN-OS 9.0.12, PAN-OS 9.1.5, and all later PAN-OS versions." } ], "source": { "defect": [ "PAN-124681" ], "discovery": "USER" }, "timeline": [ { "lang": "en", "time": "2021-01-13T00:00:00", "value": "Initial publication" } ], "title": "PAN-OS: Information exposure in Ethernet data frame construction (Etherleak)", "workarounds": [ { "lang": "en", "value": "There is no workaround to prevent the information leak in the Ethernet packets; however, restricting access to the networks mitigates the risk of this issue." } ], "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@paloaltonetworks.com", "DATE_PUBLIC": "2021-01-13T17:00:00.000Z", "ID": "CVE-2021-3031", "STATE": "PUBLIC", "TITLE": "PAN-OS: Information exposure in Ethernet data frame construction (Etherleak)" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "PAN-OS", "version": { "version_data": [ { "platform": "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200", "version_affected": "\u003c", "version_name": "8.1", "version_value": "8.1.18" }, { "platform": "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200", "version_affected": "\u003c", "version_name": "9.0", "version_value": "9.0.12" }, { "platform": "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200", "version_affected": "\u003c", "version_name": "9.1", "version_value": "9.1.5" }, { "version_affected": "!\u003e=", "version_name": "8.1", "version_value": "8.1.18" }, { "version_affected": "!\u003e=", "version_name": "9.0", "version_value": "9.0.12" }, { "version_affected": "!\u003e=", "version_name": "9.1", "version_value": "9.1.5" }, { "version_affected": "!", "version_name": "10.0", "version_value": "10.0.*" } ] } } ] }, "vendor_name": "Palo Alto Networks" } ] } }, "credit": [ { "lang": "eng", "value": "This issue was found by a customer of Palo Alto Networks during a security review." } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Padding bytes in Ethernet packets on PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series, and PA-7000 Series firewalls are not cleared before the data frame is created. This leaks a small amount of random information from the firewall memory into the Ethernet packets. An attacker on the same Ethernet subnet as the PAN-OS firewall is able to collect potentially sensitive information from these packets. This issue is also known as Etherleak and is detected by security scanners as CVE-2003-0001. This issue impacts: PAN-OS 8.1 version earlier than PAN-OS 8.1.18; PAN-OS 9.0 versions earlier than PAN-OS 9.0.12; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5." } ] }, "exploit": [ { "lang": "en", "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue." } ], "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-200 Information Exposure" } ] } ] }, "references": { "reference_data": [ { "name": "https://security.paloaltonetworks.com/CVE-2021-3031", "refsource": "MISC", "url": "https://security.paloaltonetworks.com/CVE-2021-3031" } ] }, "solution": [ { "lang": "en", "value": "This issue is fixed in PAN-OS 8.1.18, PAN-OS 9.0.12, PAN-OS 9.1.5, and all later PAN-OS versions." } ], "source": { "defect": [ "PAN-124681" ], "discovery": "USER" }, "timeline": [ { "lang": "en", "time": "2021-01-13T00:00:00", "value": "Initial publication" } ], "work_around": [ { "lang": "en", "value": "There is no workaround to prevent the information leak in the Ethernet packets; however, restricting access to the networks mitigates the risk of this issue." } ], "x_advisoryEoL": false, "x_affectedList": [ "PAN-OS 9.1.4", "PAN-OS 9.1.3-h1", "PAN-OS 9.1.3", "PAN-OS 9.1.2-h1", "PAN-OS 9.1.2", "PAN-OS 9.1.1", "PAN-OS 9.1.0-h3", "PAN-OS 9.1.0-h2", "PAN-OS 9.1.0-h1", "PAN-OS 9.1.0", "PAN-OS 9.1", "PAN-OS 9.0.11", "PAN-OS 9.0.10", "PAN-OS 9.0.9-h1", "PAN-OS 9.0.9", "PAN-OS 9.0.8", "PAN-OS 9.0.7", "PAN-OS 9.0.6", "PAN-OS 9.0.5", "PAN-OS 9.0.4", "PAN-OS 9.0.3-h3", "PAN-OS 9.0.3-h2", "PAN-OS 9.0.3-h1", "PAN-OS 9.0.3", "PAN-OS 9.0.2-h4", "PAN-OS 9.0.2-h3", "PAN-OS 9.0.2-h2", "PAN-OS 9.0.2-h1", "PAN-OS 9.0.2", "PAN-OS 9.0.1", "PAN-OS 9.0.0", "PAN-OS 9.0", "PAN-OS 8.1.17", "PAN-OS 8.1.16", "PAN-OS 8.1.15-h3", "PAN-OS 8.1.15-h2", "PAN-OS 8.1.15-h1", "PAN-OS 8.1.15", "PAN-OS 8.1.14-h2", "PAN-OS 8.1.14-h1", "PAN-OS 8.1.14", "PAN-OS 8.1.13", "PAN-OS 8.1.12", "PAN-OS 8.1.11", "PAN-OS 8.1.10", "PAN-OS 8.1.9-h4", "PAN-OS 8.1.9-h3", "PAN-OS 8.1.9-h2", "PAN-OS 8.1.9-h1", "PAN-OS 8.1.9", "PAN-OS 8.1.8-h5", "PAN-OS 8.1.8-h4", "PAN-OS 8.1.8-h3", "PAN-OS 8.1.8-h2", "PAN-OS 8.1.8-h1", "PAN-OS 8.1.8", "PAN-OS 8.1.7", "PAN-OS 8.1.6-h2", "PAN-OS 8.1.6-h1", "PAN-OS 8.1.6", "PAN-OS 8.1.5", "PAN-OS 8.1.4", "PAN-OS 8.1.3", "PAN-OS 8.1.2", "PAN-OS 8.1.1", "PAN-OS 8.1.0", "PAN-OS 8.1" ] } } }, "cveMetadata": { "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "assignerShortName": "palo_alto", "cveId": "CVE-2021-3031", "datePublished": "2021-01-13T18:10:13.174067Z", "dateReserved": "2021-01-06T00:00:00", "dateUpdated": "2024-09-16T16:48:43.134Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-3031\",\"sourceIdentifier\":\"psirt@paloaltonetworks.com\",\"published\":\"2021-01-13T18:15:14.603\",\"lastModified\":\"2022-10-27T12:51:30.810\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Padding bytes in Ethernet packets on PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series, and PA-7000 Series firewalls are not cleared before the data frame is created. This leaks a small amount of random information from the firewall memory into the Ethernet packets. An attacker on the same Ethernet subnet as the PAN-OS firewall is able to collect potentially sensitive information from these packets. This issue is also known as Etherleak and is detected by security scanners as CVE-2003-0001. This issue impacts: PAN-OS 8.1 version earlier than PAN-OS 8.1.18; PAN-OS 9.0 versions earlier than PAN-OS 9.0.12; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5.\"},{\"lang\":\"es\",\"value\":\"Los bytes de relleno en los paquetes Ethernet en los firewalls PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series y PA-7000 Series, no son borrados antes de que se cree la trama de datos.\u0026#xa0;Esto filtra una peque\u00f1a cantidad de informaci\u00f3n aleatoria de la memoria del firewall para los paquetes Ethernet.\u0026#xa0;Un atacante en la misma subred Ethernet que el firewall PAN-OS puede recopilar informaci\u00f3n potencialmente confidencial de estos paquetes.\u0026#xa0;Este problema tambi\u00e9n se conoce como Etherleak y los esc\u00e1neres de seguridad lo detectan como CVE-2003-0001.\u0026#xa0;Este problema afecta: PAN-OS 8.1 versiones anteriores a PAN-OS 8.1.18;\u0026#xa0;PAN-OS 9.0 versiones anteriores a PAN-OS 9.0.12;\u0026#xa0;PAN-OS 9.1 versiones anteriores a PAN-OS 9.1.5.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:L/Au:N/C:P/I:N/A:N\",\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":3.3},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.5,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-212\"}]},{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-200\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C4A00CA4-326B-45A1-A4C1-46DDA28819AA\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-2020:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"17D4C591-22F5-44A8-8490-7B4AD0682414\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-2050:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"ADF87CC5-485D-4F39-953C-A727CF0A5305\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-220:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E75FBB9F-24D9-413A-ABC8-6ACFD99F4097\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3020:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"43FCBC3C-C1EC-43D3-80CE-6C8D0C465FD3\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3050:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2480738F-8A68-4B15-8893-0BD9AA4660B8\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3060:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F3DA3033-6239-47D4-9CF9-11AE51E0308E\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3220:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A1D39EA7-7F92-4CF0-AF52-D6DA4A35683A\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3250:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B2632686-9B16-4CDB-8874-55CDB86CA90F\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3260:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DED6DB33-02C3-421E-B289-0E735293F100\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-500:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6550421C-0EA0-4C04-93C9-F862B1CDED67\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-5200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0196D5B4-9C82-4DC6-9A3D-3397BE92D153\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-800:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5BC340BF-F1B1-4EE8-91C9-DF650B26555F\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.1.0\",\"versionEndExcluding\":\"8.1.18\",\"matchCriteriaId\":\"33293775-DC4C-41E0-89CD-B15F4B73D130\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.0.0\",\"versionEndExcluding\":\"9.0.12\",\"matchCriteriaId\":\"9DABB61F-8BFA-4476-9A59-E0DC68873022\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.1.0\",\"versionEndExcluding\":\"9.1.5\",\"matchCriteriaId\":\"872E6056-5BE6-4FE8-BE33-F98CF0DBC67C\"}]}]}],\"references\":[{\"url\":\"https://security.paloaltonetworks.com/CVE-2021-3031\",\"source\":\"psirt@paloaltonetworks.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
Loading...
Loading...
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.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- 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.