177 lines
7.0 KiB
JSON
177 lines
7.0 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-40553",
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"assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"state": "PUBLISHED",
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"assignerShortName": "CERT-PL",
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"dateReserved": "2026-04-14T09:44:32.553Z",
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"datePublished": "2026-07-13T12:07:56.611Z",
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"dateUpdated": "2026-07-13T13:00:45.449Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"shortName": "CERT-PL",
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"dateUpdated": "2026-07-13T12:11:30.685Z"
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},
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"title": "Stack-based buffer overflow in gawk",
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"datePublic": "2026-07-13T12:07:00.000Z",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-121",
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"description": "CWE-121 Stack-based Buffer Overflow",
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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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"affected": [
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{
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"vendor": "GNU",
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"product": "gawk",
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"repo": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/",
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"programFiles": [
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"readdir.c"
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],
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"programRoutines": [
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{
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"name": "ftype()"
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}
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],
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThanOrEqual": "5.4.0",
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"versionType": "semver"
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}
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],
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"defaultStatus": "unaffected"
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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": "Buffer overflow vulnerability has been found in \"extension/readdir.c\" program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "Buffer overflow vulnerability has been found in \"<span><span>extension/readdir.c</span></span>\" program file of gawk (ftype() <span>routine)</span>. <span>This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. </span><span>It affects</span> gawk in versions 5.4.0 and below.<br><br>"
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}
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]
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}
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],
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"tags": [
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"x_open-source"
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],
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"references": [
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{
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"url": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=cca0366144336b49aaa7d5d949966ce8e2c70843",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://cert.pl/en/posts/2026/07/CVE-2026-40467",
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"tags": [
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"third-party-advisory"
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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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"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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"cvssV4_0": {
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "LOW",
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"vulnIntegrityImpact": "LOW",
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"subIntegrityImpact": "LOW",
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"vulnAvailabilityImpact": "LOW",
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"subAvailabilityImpact": "LOW",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "MEDIUM",
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"baseScore": 5.1,
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:L/SI:L/SA:L"
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}
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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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"value": "Michał Majchrowicz (AFINE)",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "Marcin Wyczechowski (AFINE)",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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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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"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": "2026-07-13T13:00:40.324542Z",
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"id": "CVE-2026-40553",
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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": "partial"
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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": "2026-07-13T13:00:45.449Z"
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}
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}
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]
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}
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} |