Some Huawei home routers have an improper authorization vulnerability. Due to improper authorization of certain programs, an attacker can exploit this vulnerability to execute uploaded malicious files and escalate privilege.
Huawei
CVE-2019-5271
There is an information leak vulnerability in Huawei smart speaker Myna. When the smart speaker is paired with the cloud through Wi-Fi, the speaker incorrectly processes some data. Attackers can exploit this vulnerability to read and modify specific configurations of speakers through a series of operations.
CVE-2019-5272
USG9500 with versions of V500R001C30;V500R001C60 have a missing integrity checking vulnerability. The software of the affected products does not check the integrity which may allow an attacker with high privilege to make malicious modifications without detection.
CVE-2019-5273
USG9500 with versions of V500R001C30;V500R001C60 have a denial of service vulnerability. Due to a flaw in the X.509 implementation in the affected products which can result in a large heap buffer overrun error, an attacker may exploit the vulnerability by a malicious certificate, resulting a denial of service on the affected products.
CVE-2019-5274
USG9500 with versions of V500R001C30;V500R001C60 have a denial of service vulnerability. Due to a flaw in the X.509 implementation in the affected products which can result in an infinite loop, an attacker may exploit the vulnerability via a malicious certificate to perform a denial of service attack on the affected products.
CVE-2019-5275
USG9500 with versions of V500R001C30;V500R001C60 have a denial of service vulnerability. Due to a flaw in the X.509 implementation in the affected products which can result in a heap buffer overflow when decoding a certificate, an attacker may exploit the vulnerability by a malicious certificate to perform a denial of service attack on the affected products.