179 lines
7.4 KiB
JSON
179 lines
7.4 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-2021-48019",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-10-20T21:51:44.816Z",
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"datePublished": "2026-10-21T00:36:18.960Z",
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"dateUpdated": "2026-10-27T21:35:59.282Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-10-21T00:36:18.960Z"
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},
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"datePublic": "2021-04-16T00:00:00.000Z",
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"title": "Vyper before 0.2.9 Incorrect RETURNDATASIZE in create_forwarder_to Proxies",
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"descriptions": [
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{
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"lang": "en",
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"value": "Vyper before 0.2.9 deploys forwarder proxies through the built-in create_forwarder_to function that report a fixed 4096-byte RETURNDATASIZE rather than the actual return data size. Calls through these proxies can yield corrupted data when a function returns more than 4096 bytes without return data sanitation, and fail strict return-size checks such as SafeERC20.safeTransfer."
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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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"lang": "en",
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"description": "Buffer Access with Incorrect Length Value",
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"cweId": "CWE-805",
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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": "vyperlang",
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"product": "vyper",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:pypi/vyper",
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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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"versionType": "python",
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"lessThan": "0.2.9"
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},
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{
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"version": "0.2.9",
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"status": "unaffected",
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"versionType": "python"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:vyperlang:vyper:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "0.2.9"
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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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"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": 6.3,
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"baseSeverity": "MEDIUM",
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"exploitMaturity": "NOT_DEFINED",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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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:N/VI:L/VA:L/SC:N/SI:N/SA:N",
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"version": "4.0",
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"vulnAvailabilityImpact": "LOW",
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"vulnConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "LOW",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS"
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},
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{
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"cvssV3_1": {
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"attackComplexity": "HIGH",
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"attackVector": "NETWORK",
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"availabilityImpact": "LOW",
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"baseScore": 4.8,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "LOW",
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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:H/PR:N/UI:N/S:U/C:N/I:L/A:L",
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"version": "3.1"
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},
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"format": "CVSS"
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}
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],
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"references": [
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{
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"url": "https://github.com/vyperlang/vyper/security/advisories/GHSA-375m-5fvv-xq23",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-375m-5fvv-xq23)"
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},
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{
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"name": "VulnCheck Advisory: Vyper before 0.2.9 Incorrect RETURNDATASIZE in create_forwarder_to Proxies",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/vyper-before-0.2.9-incorrect-returndatasize-in-create-forwarder-to-proxies"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-10-27T21:35:49.406598Z",
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"id": "CVE-2021-48019",
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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": "2026-10-27T21:35:59.282Z"
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}
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}
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]
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}
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} |