118 lines
4.6 KiB
JSON
118 lines
4.6 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-2026-33524",
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"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"state": "PUBLISHED",
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"assignerShortName": "GitHub_M",
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"dateReserved": "2026-03-20T18:05:11.829Z",
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"datePublished": "2026-04-24T18:18:02.913Z",
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"dateUpdated": "2026-04-27T13:35:28.660Z"
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},
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"containers": {
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"cna": {
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"title": "Zserio: Integer Overflow in BitStreamReader and Unbounded Memory Allocation in Deserialization",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-789",
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"lang": "en",
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"description": "CWE-789: Memory Allocation with Excessive Size Value",
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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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"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": "HIGH",
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"baseScore": 7.5,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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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:N/A:H",
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"version": "3.1"
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}
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}
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],
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"references": [
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{
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"name": "https://github.com/ndsev/zserio/security/advisories/GHSA-cwq5-8pvq-j65j",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/ndsev/zserio/security/advisories/GHSA-cwq5-8pvq-j65j"
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}
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],
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"affected": [
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{
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"vendor": "ndsev",
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"product": "zserio",
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"versions": [
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{
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"version": "< 2.18.1",
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"status": "affected"
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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": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M",
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"dateUpdated": "2026-04-24T18:18:02.913Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "Zserio is a framework for serializing structured data with a compact and efficient way with low overhead. Prior to 2.18.1, a crafted payload as small as 4-5 bytes can force memory allocations of up to 16 GB, crashing any process with an OOM error (Denial of Service). This vulnerability is fixed in 2.18.1."
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}
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],
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"source": {
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"advisory": "GHSA-cwq5-8pvq-j65j",
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"discovery": "UNKNOWN"
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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": "2026-04-27T13:20:21.391216Z",
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"id": "CVE-2026-33524",
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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": "yes"
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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": "2026-04-27T13:35:28.660Z"
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}
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}
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]
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}
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} |