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MEDIUM · 5.9

CVE-2021-22356

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...

Vulnerability Description

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.

CVSS Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
HuaweiIps Module Firmwarev500r005c00spc100
HuaweiIps Module-
HuaweiNgfw Module Firmwarev500r005c00spc100
HuaweiNgfw Module-
HuaweiSecospace Usg6300 Firmwarev500r001c30spc200
HuaweiSecospace Usg6300-
HuaweiSecospace Usg6500 Firmwarev500r001c30spc200
HuaweiSecospace Usg6500-
HuaweiSecospace Usg6600 Firmwarev500r001c30spc200
HuaweiSecospace Usg6600-
HuaweiUsg9500 Firmwarev500r001c30spc200
HuaweiUsg9500-

Related Weaknesses (CWE)

CWE-327

References

FAQ

What is CVE-2021-22356?

CVE-2021-22356 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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...

How severe is CVE-2021-22356?

CVE-2021-22356 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22356?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Ips Module Firmware, Huawei Ips Module, Huawei Ngfw Module Firmware, Huawei Ngfw Module, Huawei Secospace Usg6300 Firmware.