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High severity · published Nov 22, 2017
CVE-2017-8142
The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions earlier than MHA-AL00BC00B221 and versions earlier than…
7.8
CVSS
1.1%
EPSS
No
On KEV
Description
The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions earlier than MHA-AL00BC00B221 and versions earlier than LON-AL00BC00B221 has a use after free (UAF) vulnerability. An attacker tricks a user into installing a malicious application, and the application can start multiple threads and try to create and free specific memory, which could triggers access memory after free it and causes a system crash or arbitrary code execution.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
M9
Mate 9 Firmware · Huawei
before mha-al00bc00b221 · source: NVD
M9
Mate 9 Pro Firmware · Huawei
before lon-al00bc00b221 · source: NVD
Affected product
M9
Mate 9 Firmware
Huawei
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-8142
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-8142
Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170615-01-smartphone-en
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