CVE-2023-7152

A vulnerability, which was classified as critical, has been found in MicroPython 1.21.0/1.22.0-preview. Affected by this issue is the function poll_set_add_fd of the file extmod/modselect.c. The manipulation leads to use after free. The exploit has been disclosed to the public and may be used. The patch is identified as 8b24aa36ba978eafc6114b6798b47b7bfecdca26. It is recommended to apply a patch to fix this issue. VDB-249158 is the identifier assigned to this vulnerability.

CVSS v3.0 9.8 CRITICAL

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://vuldb.com/?id.249158	Third Party Advisory VDB Entry
https://vuldb.com/?ctiid.249158	Permissions Required Third Party Advisory VDB Entry
https://github.com/micropython/micropython/issues/12887	Exploit Issue Tracking
https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:micropython:micropython:1.22.0:preview::::::
	cpe:2.3:a:micropython:micropython:1.21.0:::::::*

Information

Published : 2023-12-29 05:15

Updated : 2024-01-05 16:13

NVD link : CVE-2023-7152

Mitre link : CVE-2023-7152

JSON object : View

Products Affected

micropython

micropython

CWE

CWE-416

Use After Free

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://vuldb.com/?id.249158", "name": "https://vuldb.com/?id.249158", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": ""}, {"url": "https://vuldb.com/?ctiid.249158", "name": "https://vuldb.com/?ctiid.249158", "tags": ["Permissions Required", "Third Party Advisory", "VDB Entry"], "refsource": ""}, {"url": "https://github.com/micropython/micropython/issues/12887", "name": "https://github.com/micropython/micropython/issues/12887", "tags": ["Exploit", "Issue Tracking"], "refsource": ""}, {"url": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26", "name": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26", "tags": ["Patch"], "refsource": ""}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A vulnerability, which was classified as critical, has been found in MicroPython 1.21.0/1.22.0-preview. Affected by this issue is the function poll_set_add_fd of the file extmod/modselect.c. The manipulation leads to use after free. The exploit has been disclosed to the public and may be used. The patch is identified as 8b24aa36ba978eafc6114b6798b47b7bfecdca26. It is recommended to apply a patch to fix this issue. VDB-249158 is the identifier assigned to this vulnerability."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-416"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2023-7152", "ASSIGNER": "cna@vuldb.com"}}, "impact": {"baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}}, "publishedDate": "2023-12-29T05:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:micropython:micropython:1.22.0:preview:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:micropython:micropython:1.21.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2024-01-05T16:13Z"}