252 lines
11 KiB
JSON
252 lines
11 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.1",
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"cveMetadata": {
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"cveId": "CVE-2024-7490",
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"assignerOrgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
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"state": "PUBLISHED",
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"assignerShortName": "Microchip",
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"dateReserved": "2024-08-05T14:10:12.165Z",
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"datePublished": "2024-08-08T15:01:09.055Z",
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"dateUpdated": "2025-08-29T20:23:53.142Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"collectionURL": "https://gallery.microchip.com/packages/4CE20911-D794-4550-8B94-6C66A93228B8/",
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"defaultStatus": "affected",
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"modules": [
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"network"
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],
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"packageName": "lwip",
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"product": "Advanced Software Framework",
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"programFiles": [
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"tinydhcpserver.c"
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],
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"programRoutines": [
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{
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"name": "lwip_dhcp_find_option"
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}
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],
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"repo": "https://savannah.nongnu.org/projects/lwip/",
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"vendor": "Microchip Techology",
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"versions": [
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{
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"lessThanOrEqual": "3.52.0.2574",
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"status": "affected",
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"version": "0",
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"versionType": "semver"
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}
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]
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}
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],
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"configurations": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "Use of the lwip stack embedded in ASF, and using the example DHCP server provided.<br>"
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}
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],
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"value": "Use of the lwip stack embedded in ASF, and using the example DHCP server provided."
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "reporter",
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"value": "element55"
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}
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],
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"datePublic": "2024-08-05T07:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "Improper Input Validation vulnerability in Microchip Techology Advanced Software Framework example DHCP server can cause remote code execution through a buffer overflow.<br><p> This vulnerability is associated with program files <tt>tinydhcpserver.C</tt> and program routines <tt>lwip_dhcp_find_option</tt>.</p><p>This issue affects Advanced Software Framework: through 3.52.0.2574.</p><p>\nASF is no longer being supported. Apply provided workaround or migrate to an actively maintained framework.\n\n<br></p>"
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}
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],
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"value": "Improper Input Validation vulnerability in Microchip Techology Advanced Software Framework example DHCP server can cause remote code execution through a buffer overflow.\n This vulnerability is associated with program files tinydhcpserver.C and program routines lwip_dhcp_find_option.\n\nThis issue affects Advanced Software Framework: through 3.52.0.2574.\n\n\nASF is no longer being supported. Apply provided workaround or migrate to an actively maintained framework."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-100",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-100 Overflow Buffers"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"attackVector": "NETWORK",
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"baseScore": 9.5,
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"baseSeverity": "CRITICAL",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"userInteraction": "NONE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
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"version": "4.0",
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"vulnAvailabilityImpact": "HIGH",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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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-120",
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"description": "CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')",
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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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"orgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
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"shortName": "Microchip",
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"dateUpdated": "2025-08-29T20:23:53.142Z"
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},
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"references": [
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{
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"tags": [
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"product"
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],
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"url": "https://www.microchip.com/en-us/tools-resources/develop/libraries/advanced-software-framework"
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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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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "ASF is no longer being supported. Apply provided workaround or migrate to an actively maintained framework.<br>"
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}
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],
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"value": "ASF is no longer being supported. Apply provided workaround or migrate to an actively maintained framework."
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}
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],
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"source": {
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"advisory": "PSIRT-23",
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"discovery": "EXTERNAL"
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},
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"tags": [
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"unsupported-when-assigned"
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],
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"title": "Remote Code Execution in Advanced Software Framework DHCP server",
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"workarounds": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<div>\nThe issue can be mitigated by adding a check to the size variable after the call [1] to pbuf_get_at on line 127 [1].\n If the size variable is not 4, then the function should cease \nprocessing and return. The lwip_dhcp_find_option function is only used \nto find this one option. <br></div><div><br></div>\n<p> [1] <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/alfred-ai/microchip-asf/blob/bf5205e36a265b867d531647ffbf2de5e287853a/thirdparty/lwip/lwip-tinyservices/tinydhcpserver.c#L127\">https://github.com/alfred-ai/microchip-asf/blob/bf5205e36a265b867d531647ffbf2de5e287853a/thirdparty/lwip/lwip-tinyservices/tinydhcpserver.c#L127</a></p>\n\n<br>"
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}
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],
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"value": "The issue can be mitigated by adding a check to the size variable after the call [1] to pbuf_get_at on line 127 [1].\n If the size variable is not 4, then the function should cease \nprocessing and return. The lwip_dhcp_find_option function is only used \nto find this one option. \n\n\n\n\n\n\n [1] https://github.com/alfred-ai/microchip-asf/blob/bf5205e36a265b867d531647ffbf2de5e287853a/thirdparty/lwip/lwip-tinyservices/tinydhcpserver.c#L127"
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}
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],
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"x_generator": {
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"engine": "Vulnogram 0.2.0"
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}
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},
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"adp": [
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{
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"affected": [
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{
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"vendor": "microchip",
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"product": "advanced_software_framework",
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"cpes": [
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"cpe:2.3:a:microchip:advanced_software_framework:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "affected",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"lessThanOrEqual": "3.52.0.2574",
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"versionType": "semver"
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}
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]
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}
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],
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2024-08-08T16:25:23.040865Z",
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"id": "CVE-2024-7490",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2024-08-08T16:30:11.768Z"
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}
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},
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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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"url": "https://www.kb.cert.org/vuls/id/138043"
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}
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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": "2024-09-19T13:06:47.103Z"
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}
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}
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]
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}
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} |