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.
References
| Link | Resource |
|---|---|
| https://vuldb.com/?id.277766 | Third Party Advisory |
| https://vuldb.com/?ctiid.277766 | Permissions Required |
| https://vuldb.com/?submit.409317 | Third Party Advisory |
| https://github.com/micropython/micropython/issues/13041 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/micropython/micropython/commit/908ab1ceca15ee6fd0ef82ca4cba770a3ec41894 | Patch |
Configurations
History
23 Sep 2024, 18:10
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-787 | |
| First Time |
Micropython micropython
Micropython |
|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.5 |
| CPE | cpe:2.3:a:micropython:micropython:1.23.0:*:*:*:*:*:*:* | |
| References | () https://github.com/micropython/micropython/issues/13041 - Exploit, Issue Tracking, Third Party Advisory | |
| References | () https://vuldb.com/?id.277766 - Third Party Advisory | |
| References | () https://vuldb.com/?ctiid.277766 - Permissions Required | |
| References | () https://vuldb.com/?submit.409317 - Third Party Advisory | |
| References | () https://github.com/micropython/micropython/commit/908ab1ceca15ee6fd0ef82ca4cba770a3ec41894 - Patch |
17 Sep 2024, 19:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2024-09-17 19:15
Updated : 2024-09-23 18:10
NVD link : CVE-2024-8948
Mitre link : CVE-2024-8948
JSON object : View
Products Affected
micropython
- micropython
CWE
CWE-787
Out-of-bounds Write