Vulnerability identifier: #VU23617
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-835
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
Honor V20
Client/Desktop applications /
Multimedia software
Huawei Y9 2019
Client/Desktop applications /
Multimedia software
Vendor: Huawei
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation of specific value when parsing the messages. A remote attacker on the local network can send a specially crafted TD-SCDMA messages from a rogue base station to the affected devices, consume all available system resources and cause denial of service conditions.
Note: This vulnerability can be expoited when the affected device is working in TD-SCDMA mode.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Honor V20: 9.0.1.169 - 9.0.1.170
Huawei Y9 2019: 8.2.0.160 - 8.2.0.163
External links
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190911-01-mobile-en
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.