242 lines
11 KiB
JSON
242 lines
11 KiB
JSON
{
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"containers": {
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"cna": {
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"affected": [
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{
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"product": "EOS",
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"vendor": "Arista Networks",
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"versions": [
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{
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"lessThanOrEqual": "4.26.0",
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"status": "affected",
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"version": "4.26.3F",
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"versionType": "custom"
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},
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{
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"lessThanOrEqual": "4.27.0",
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"status": "affected",
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"version": "4.27.0F",
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"versionType": "custom"
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}
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]
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "On Arista Strata family products which have “TCAM profile” feature enabled when Port IPv4 access-list has a rule which matches on “vxlan” as protocol then that rule and subsequent rules ( rules declared after it in ACL ) do not match on IP protocol field as expected."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "NONE",
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"baseScore": 7.5,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
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"version": "3.1"
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-284",
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"description": "CWE-284 Improper Access Control",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"dateUpdated": "2022-04-01T22:17:50.000Z",
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"orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
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"shortName": "Arista"
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},
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"references": [
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/15267-security-advisory-0073"
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}
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],
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"solutions": [
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{
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"lang": "en",
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"value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Artista recommends customers move to the latest version of each release that contains all the fixes listed below.\n\nCVE-2021-28504 has been fixed in the following releases:\n\n4.26.4F and later releases in the 4.26.x train\n4.27.1M and later releases in the 4.27.x train"
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}
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],
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"source": {
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"advisory": "73",
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"defect": [
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"BUG608752"
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],
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"discovery": "INTERNAL"
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},
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"title": "On Arista Strata family products which have “TCAM profile” feature enabled when Port IPv4 access-list has a rule which matches on “vxlan” as protocol then that rule and subsequent rules ( rules declared after it in ACL ) do not match on IP protocol fi ...",
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"workarounds": [
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{
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"lang": "en",
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"value": "Replace \"vxlan\" IP protocol match with match on IP protocol \"udp\" and Layer 4 destination port for VxLAN encapsulated packets i.e 4789. \nIf VXLAN L4 destination port number is not the default 4789 then use the configured L4 destination port number."
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}
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],
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"x_ConverterErrors": {
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"TITLE": {
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"error": "TITLE too long. Truncating in v5 record.",
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"message": "Truncated!"
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}
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},
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"x_generator": {
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"engine": "Vulnogram 0.0.9"
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},
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"x_legacyV4Record": {
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"CVE_data_meta": {
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"ASSIGNER": "psirt@arista.com",
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"ID": "CVE-2021-28504",
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"STATE": "PUBLIC",
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"TITLE": "On Arista Strata family products which have “TCAM profile” feature enabled when Port IPv4 access-list has a rule which matches on “vxlan” as protocol then that rule and subsequent rules ( rules declared after it in ACL ) do not match on IP protocol field as expected."
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"product": {
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"product_data": [
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{
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"product_name": "EOS",
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"version": {
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"version_data": [
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{
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"version_affected": "<=",
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"version_name": "4.26.3F",
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"version_value": "4.26.0"
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},
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{
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"version_affected": "<=",
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"version_name": "4.27.0F",
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"version_value": "4.27.0"
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}
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]
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}
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}
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]
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},
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"vendor_name": "Arista Networks"
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}
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]
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}
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},
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"data_format": "MITRE",
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"data_type": "CVE",
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"data_version": "4.0",
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "On Arista Strata family products which have “TCAM profile” feature enabled when Port IPv4 access-list has a rule which matches on “vxlan” as protocol then that rule and subsequent rules ( rules declared after it in ACL ) do not match on IP protocol field as expected."
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}
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]
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},
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"generator": {
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"engine": "Vulnogram 0.0.9"
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},
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"impact": {
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"cvss": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "NONE",
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"baseScore": 7.5,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
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"version": "3.1"
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}
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "CWE-284 Improper Access Control"
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}
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]
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}
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]
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},
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"references": {
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"reference_data": [
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{
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"name": "https://www.arista.com/en/support/advisories-notices/security-advisories/15267-security-advisory-0073",
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"refsource": "MISC",
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"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/15267-security-advisory-0073"
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}
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]
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},
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"solution": [
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{
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"lang": "en",
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"value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Artista recommends customers move to the latest version of each release that contains all the fixes listed below.\n\nCVE-2021-28504 has been fixed in the following releases:\n\n4.26.4F and later releases in the 4.26.x train\n4.27.1M and later releases in the 4.27.x train"
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}
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],
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"source": {
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"advisory": "73",
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"defect": [
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"BUG608752"
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],
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"discovery": "INTERNAL"
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},
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"work_around": [
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{
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"lang": "en",
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"value": "Replace \"vxlan\" IP protocol match with match on IP protocol \"udp\" and Layer 4 destination port for VxLAN encapsulated packets i.e 4789. \nIf VXLAN L4 destination port number is not the default 4789 then use the configured L4 destination port number."
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}
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]
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}
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},
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"adp": [
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{
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2024-08-03T21:47:32.630Z"
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},
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"title": "CVE Program Container",
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"references": [
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{
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"tags": [
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"x_refsource_MISC",
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"x_transferred"
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],
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"url": "https://www.arista.com/en/support/advisories-notices/security-advisories/15267-security-advisory-0073"
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}
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]
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}
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]
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},
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"cveMetadata": {
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"assignerOrgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
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"assignerShortName": "Arista",
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"cveId": "CVE-2021-28504",
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"datePublished": "2022-04-01T22:17:50.000Z",
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"dateReserved": "2021-03-16T00:00:00.000Z",
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"dateUpdated": "2024-08-03T21:47:32.630Z",
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"state": "PUBLISHED"
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},
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"dataType": "CVE_RECORD",
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"dataVersion": "5.1"
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} |