CVE-2020-9262: huawei mate_30_firmware Use After Free

Vulnerability summary

CVE-2020-9262 is a high (CVSS 7.8) Use After Free vulnerability in huawei mate_30_firmware. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 56.9% of scored vulnerabilities.

Timeline

1. 06-07-2020
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

HUAWEI Mate 30 with versions earlier than 10.1.0.150(C00E136R5P3) have a use after free vulnerability. There is a condition exists that the system would reference memory after it has been freed, the attacker should trick the user into running a crafted application with high privilege, successful exploit could cause code execution.

• CWE-416Use After FreeThe product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.