CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:H/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/SC:N/VI:L/SI:N/VA:L/SA:N
AI Score
Confidence
Low
A vulnerability was found in MicroPython 1.22.2. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file py/objarray.c. The manipulation leads to use after free. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. Upgrading to version 1.23.0 is able to address this issue. The identifier of the patch is 4bed614e707c0644c06e117f848fa12605c711cd. It is recommended to upgrade the affected component. In micropython objarray component, when a bytes object is resized and copied into itself, it may reference memory that has already been freed.
Vendor | Product | Version | CPE |
---|---|---|---|
micropython | micropython-io | * | cpe:2.3:a:micropython:micropython-io:*:*:*:*:*:*:*:* |
micropython | micropython-copy | * | cpe:2.3:a:micropython:micropython-copy:*:*:*:*:*:*:*:* |
github.com/advisories/GHSA-pwwp-3q7j-9mx8
github.com/micropython/micropython/commit/4bed614e707c0644c06e117f848fa12605c711cd
github.com/micropython/micropython/issues/13283
github.com/micropython/micropython/issues/13283#issuecomment-1918479709
github.com/micropython/micropython/releases/tag/v1.23.0
github.com/pypa/advisory-database/tree/main/vulns/micropython-copy/PYSEC-2024-92.yaml
github.com/pypa/advisory-database/tree/main/vulns/micropython-io/PYSEC-2024-94.yaml
nvd.nist.gov/vuln/detail/CVE-2024-8947
vuldb.com/?ctiid.277765
vuldb.com/?id.277765
vuldb.com/?submit.409316
CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:H/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/SC:N/VI:L/SI:N/VA:L/SA:N
AI Score
Confidence
Low