cve-2024-8948
Vulnerability from cvelistv5
Published
2024-09-17 18:50
Modified
2024-09-17 20:07
Severity ?
6.9 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.3 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.3 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS score ?
Summary
MicroPython objint.c mpz_as_bytes heap-based overflow
References
▼ | URL | Tags | |
---|---|---|---|
cna@vuldb.com | https://github.com/micropython/micropython/commit/908ab1ceca15ee6fd0ef82ca4cba770a3ec41894 | Patch | |
cna@vuldb.com | https://github.com/micropython/micropython/issues/13041 | Exploit, Issue Tracking, Third Party Advisory | |
cna@vuldb.com | https://vuldb.com/?ctiid.277766 | Permissions Required | |
cna@vuldb.com | https://vuldb.com/?id.277766 | Third Party Advisory | |
cna@vuldb.com | https://vuldb.com/?submit.409317 | Third Party Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
n/a | MicroPython |
{ "containers": { "adp": [ { "affected": [ { "cpes": [ "cpe:2.3:a:micropython:micropython:*:*:*:*:*:*:*:*" ], "defaultStatus": "unknown", "product": "micropython", "vendor": "micropython", "versions": [ { "status": "affected", "version": "1.23.0" } ] } ], "metrics": [ { "other": { "content": { "id": "CVE-2024-8948", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-09-17T20:06:28.932333Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-09-17T20:07:19.189Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "product": "MicroPython", "vendor": "n/a", "versions": [ { "status": "affected", "version": "1.23.0" } ] } ], "credits": [ { "lang": "en", "type": "reporter", "value": "qbit (VulDB User)" } ], "descriptions": [ { "lang": "en", "value": "A vulnerability was found in MicroPython 1.23.0. It has been rated as critical. Affected by this issue is the function mpz_as_bytes of the file py/objint.c. The manipulation leads to heap-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The patch is identified as 908ab1ceca15ee6fd0ef82ca4cba770a3ec41894. It is recommended to apply a patch to fix this issue. In micropython objint component, converting zero from int to bytes leads to heap buffer-overflow-write at mpz_as_bytes." }, { "lang": "de", "value": "Eine kritische Schwachstelle wurde in MicroPython 1.23.0 ausgemacht. Es geht hierbei um die Funktion mpz_as_bytes der Datei py/objint.c. Mittels dem Manipulieren mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk angegangen werden. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Der Patch wird als 908ab1ceca15ee6fd0ef82ca4cba770a3ec41894 bezeichnet. Als bestm\u00f6gliche Massnahme wird Patching empfohlen." } ], "metrics": [ { "cvssV4_0": { "baseScore": 6.9, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N", "version": "4.0" } }, { "cvssV3_1": { "baseScore": 7.3, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1" } }, { "cvssV3_0": { "baseScore": 7.3, "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.0" } }, { "cvssV2_0": { "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-122", "description": "Heap-based Buffer Overflow", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-09-17T18:50:17.599Z", "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB" }, "references": [ { "name": "VDB-277766 | MicroPython objint.c mpz_as_bytes heap-based overflow", "tags": [ "vdb-entry", "technical-description" ], "url": "https://vuldb.com/?id.277766" }, { "name": "VDB-277766 | CTI Indicators (IOB, IOC, IOA)", "tags": [ "signature", "permissions-required" ], "url": "https://vuldb.com/?ctiid.277766" }, { "name": "Submit #409317 | micropython v1.23.0 Buffer Overflow", "tags": [ "third-party-advisory" ], "url": "https://vuldb.com/?submit.409317" }, { "tags": [ "exploit", "issue-tracking" ], "url": "https://github.com/micropython/micropython/issues/13041" }, { "tags": [ "patch" ], "url": "https://github.com/micropython/micropython/commit/908ab1ceca15ee6fd0ef82ca4cba770a3ec41894" } ], "timeline": [ { "lang": "en", "time": "2024-09-17T00:00:00.000Z", "value": "Advisory disclosed" }, { "lang": "en", "time": "2024-09-17T02:00:00.000Z", "value": "VulDB entry created" }, { "lang": "en", "time": "2024-09-17T20:55:06.000Z", "value": "VulDB entry last update" } ], "title": "MicroPython objint.c mpz_as_bytes heap-based overflow" } }, "cveMetadata": { "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "assignerShortName": "VulDB", "cveId": "CVE-2024-8948", "datePublished": "2024-09-17T18:50:17.599Z", "dateReserved": "2024-09-17T12:47:17.459Z", "dateUpdated": "2024-09-17T20:07:19.189Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-8948\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2024-09-17T19:15:29.747\",\"lastModified\":\"2024-09-23T18:10:28.273\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was found in MicroPython 1.23.0. It has been rated as critical. Affected by this issue is the function mpz_as_bytes of the file py/objint.c. The manipulation leads to heap-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The patch is identified as 908ab1ceca15ee6fd0ef82ca4cba770a3ec41894. It is recommended to apply a patch to fix this issue. In micropython objint component, converting zero from int to bytes leads to heap buffer-overflow-write at mpz_as_bytes.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 una vulnerabilidad en MicroPython 1.23.0. Se ha calificado como cr\u00edtica. Este problema afecta a la funci\u00f3n mpz_as_bytes del archivo py/objint.c. La manipulaci\u00f3n provoca un desbordamiento del b\u00fafer en el mont\u00f3n. El ataque puede iniciarse de forma remota. El exploit se ha hecho p\u00fablico y puede utilizarse. El parche se identifica como 908ab1ceca15ee6fd0ef82ca4cba770a3ec41894. Se recomienda aplicar un parche para solucionar este problema. En el componente objint de micropython, la conversi\u00f3n de cero de int a bytes provoca un desbordamiento del b\u00fafer en el mont\u00f3n en mpz_as_bytes.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnerableSystemConfidentiality\":\"LOW\",\"vulnerableSystemIntegrity\":\"LOW\",\"vulnerableSystemAvailability\":\"LOW\",\"subsequentSystemConfidentiality\":\"NONE\",\"subsequentSystemIntegrity\":\"NONE\",\"subsequentSystemAvailability\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirements\":\"NOT_DEFINED\",\"integrityRequirements\":\"NOT_DEFINED\",\"availabilityRequirements\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnerableSystemConfidentiality\":\"NOT_DEFINED\",\"modifiedVulnerableSystemIntegrity\":\"NOT_DEFINED\",\"modifiedVulnerableSystemAvailability\":\"NOT_DEFINED\",\"modifiedSubsequentSystemConfidentiality\":\"NOT_DEFINED\",\"modifiedSubsequentSystemIntegrity\":\"NOT_DEFINED\",\"modifiedSubsequentSystemAvailability\":\"NOT_DEFINED\",\"safety\":\"NOT_DEFINED\",\"automatable\":\"NOT_DEFINED\",\"recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\",\"baseScore\":6.9,\"baseSeverity\":\"MEDIUM\"}}],\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":7.5},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]},{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-122\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:micropython:micropython:1.23.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EBC6A30E-745D-4C20-B482-1358929743FA\"}]}]}],\"references\":[{\"url\":\"https://github.com/micropython/micropython/commit/908ab1ceca15ee6fd0ef82ca4cba770a3ec41894\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://github.com/micropython/micropython/issues/13041\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://vuldb.com/?ctiid.277766\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Permissions Required\"]},{\"url\":\"https://vuldb.com/?id.277766\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://vuldb.com/?submit.409317\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Third Party Advisory\"]}]}}" } }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.