CVE-2021-22310

What it is

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.

At a glance

Exploitability

Can be exploited locally on the machine with an admin-level account. High risk of data exposure.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2021-03-22 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 03:36 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.2% in the next 30 days (EPSS).
• Severity: 4.4 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2021-03-22 19:15 UTC

Last modified

2026-06-17 03:36 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-532 · Secrets in logs

Record status

Modified

Affected

• Huawei nip6300 Firmware v500r001c00
• Huawei nip6300 Firmware v500r001c20
• Huawei nip6300 Firmware v500r001c30
• Huawei nip6600 Firmware v500r001c00
• Huawei nip6600 Firmware v500r001c20
• Huawei nip6600 Firmware v500r001c30
• Huawei Secospace usg6300 Firmware v500r001c00
• Huawei Secospace usg6300 Firmware v500r001c20

Attack profile CVSS 3.1 · 4.4

Attack vector

Local

Complexity

Low

Privileges needed

High

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2021-22310.md and follow it. Check whether this project is affected by CVE-2021-22310. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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