There is a weak secure algorithm vulnerability in Huawei products. A weak secure algorithm is used in a module. Attackers can exploit this vulnerability by capturing and analyzing the messages between devices to obtain information. This can lead to information leak.Affected product versions include: IPS Module V500R005C00SPC100, V500R005C00SPC200; NGFW Module V500R005C00SPC100, V500R005C00SPC200; Secospace USG6300 V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200; Secospace USG6500 V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200; Secospace USG6600 V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200; USG9500 V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200.

There is an information leak vulnerability in Huawei products. A module does not deal with specific input sufficiently. High privilege attackers can exploit this vulnerability by performing some operations. This can lead to information leak. Affected product versions include: IPS Module versions V500R005C00, V500R005C10, V500R005C20; NGFW Module versions V500R005C00,V500R005C10, V500R005C20; SeMG9811 versions V500R005C00; USG9500 versions V500R001C00, V500R001C20, V500R001C30, V500R001C50, V500R001C60, V500R001C80, V500R005C00, V500R005C10, V500R005C20.

There is an out-of-bounds write vulnerability in some Huawei products. The code of a module have a bad judgment logic. Attackers can exploit this vulnerability by performing multiple abnormal activities to trigger the bad logic and cause out-of-bounds write. This may compromise the normal service of the module.Affected product versions include: NGFW Module versions V500R005C00SPC100,V500R005C00SPC200;Secospace USG6300 versions V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00SPC100,V500R005C00SPC200;Secospace USG6500 versions V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00SPC100,V500R005C00SPC200;Secospace USG6600 versions V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00SPC100,V500R005C00SPC200;USG9500 versions V500R001C60SPC500,V500R005C00SPC100,V500R005C00SPC200.

There is a memory leak vulnerability in some Huawei products. An authenticated remote attacker may exploit this vulnerability by sending specific message to the affected product. Due to not release the allocated memory properly, successful exploit may cause some service abnormal. Affected product include some versions of IPS Module, NGFW Module, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

There is a use-after-free vulnerability in a Huawei product. A module cannot deal with specific operations in special scenarios. Attackers can exploit this vulnerability by performing malicious operations. This can cause memory use-after-free, compromising normal service. Affected product include some versions of NIP6300, NIP6600, NIP6800, S1700, S2700, S5700, S6700 , S7700, S9700, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

There is an information leakage vulnerability in some huawei products. Due to the properly storage of specific information in the log file, the attacker can obtain the information when a user logs in to the device. Successful exploit may cause an information leak. Affected product versions include: NIP6300 versions V500R001C00,V500R001C20,V500R001C30;NIP6600 versions V500R001C00,V500R001C20,V500R001C30;Secospace USG6300 versions V500R001C00,V500R001C20,V500R001C30;Secospace USG6500 versions V500R001C00,V500R001C20,V500R001C30;Secospace USG6600 versions V500R001C00,V500R001C20,V500R001C30,V500R001C50,V500R001C60,V500R001C80;USG9500 versions V500R005C00,V500R005C10.

There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services to be abnormal. Affected products include some versions of NGFW Module, NIP6300, NIP6600, NIP6800, Secospace USG6300, Secospace USG6500, Secospace USG6600 and SG9500.

There is insecure algorithm vulnerability in Huawei products. A module uses less random input in a secure mechanism. Attackers can exploit this vulnerability by brute forcing to obtain sensitive message. This can lead to information leak. Affected product versions include:USG9500 versions V500R001C30SPC200, V500R001C60SPC500,V500R005C00SPC200;USG9520 versions V500R005C00;USG9560 versions V500R005C00;USG9580 versions V500R005C00.

There is an out-of-bounds read vulnerability in several products. The software reads data past the end of the intended buffer when parsing certain crafted DHCP messages. Successful exploit could cause certain service abnormal. Affected product versions include:NIP6800 versions V500R001C30,V500R001C60SPC500,V500R005C00;S12700 versions V200R008C00;S2700 versions V200R008C00;S5700 versions V200R008C00;S6700 versions V200R008C00;S7700 versions V200R008C00;S9700 versions V200R008C00;Secospace USG6600 versions V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00;USG9500 versions V500R001C30SPC300,V500R001C30SPC600,V500R001C60SPC500,V500R005C00.

There is an out-of-bounds read vulnerability in some versions of NIP6800, Secospace USG6600 and USG9500. The software reads data past the end of the intended buffer when parsing DHCP messages including crafted parameter. Successful exploit could cause certain service abnormal.