Home/CVE/There is insecure algorithm vulnerability in Huawei products. A module uses less random input in a secure mechanism. Att
CVE

CVE-2021-22309

There is insecure algorithm vulnerability in Huawei products. A module uses less random input in a secure mechanism. Att

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.

HIGH · CVSS 7.5 EPSS 0.00151
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-330Use of Insufficiently Random Values
▤

Affected Products & Versions

4
huawei usg9500 firmwareall versions
huawei usg9520 firmwareall versions
huawei usg9560 firmwareall versions
huawei usg9580 firmwareall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · psirt@huawei.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD22 Mar 2021 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210202-01-fw-enVendor Advisory
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