CVE-2021-22303

mediumpriority · track · 13EPSS 0.005 · 44 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.52% (44th) EPSS

CVSS 4.3 · medium

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

There is a pointer double free vulnerability in Taurus-AL00A 10.0.0.1(C00E1R1P1). There is a lack of muti-thread protection when a function is called. Attackers can exploit this vulnerability by performing malicious operation to cause pointer double free. This may lead to module crash, compromising normal service.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.1–4.3

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.13.3lowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Lprimary · NVD / NIST USexploitability 1.8 · impact 1.4

v3.13.1lowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-415USprimary

affected products (2)

Products and version ranges known to be affected.

n/a Taurus-AL00A≤ 10.0.0.1(C00E1R1P1)enisa_euvdEU
huawei taurus-al00a firmware= 10.0.0.1(c00e1r1p1)nvdUScpe:2.3:o:huawei:taurus-al00a_firmware:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2021-02-06modified 2026-06-17

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+1205 more

references (4)

External citations — patches, advisories, analysis.

scry

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