CVE-2021-22377

mediumpriority · track · 29EPSS 0.009 · 60 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.92% (60th) EPSS

CVSS 6.5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

There is a command injection vulnerability in S12700 V200R019C00SPC500, S2700 V200R019C00SPC500, S5700 V200R019C00SPC500, S6700 V200R019C00SPC500 and S7700 V200R019C00SPC500. A module does not verify specific input sufficiently. Attackers can exploit this vulnerability by sending malicious parameters to inject command. This can compromise normal service.

cvss

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

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.2

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v3.16.6mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (6)

Products and version ranges known to be affected.

n/a S12700;S2700;S5700;S6700;S7700≤ V200R019C00SPC500enisa_euvdEU
huawei s12700 firmware= v200r019c00spc500nvdUScpe:2.3:o:huawei:s12700_firmware:*:*:*:*:*:*:*:*
huawei s2700 firmware= v200r019c00spc500nvdUScpe:2.3:o:huawei:s2700_firmware:*:*:*:*:*:*:*:*
huawei s5700 firmware= v200r019c00spc500nvdUScpe:2.3:o:huawei:s5700_firmware:*:*:*:*:*:*:*:*
huawei s6700 firmware= v200r019c00spc500nvdUScpe:2.3:o:huawei:s6700_firmware:*:*:*:*:*:*:*:*
huawei s7700 firmware= v200r019c00spc500nvdUScpe:2.3:o:huawei:s7700_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 2021-06-22modified 2026-06-17

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references (6)

External citations — patches, advisories, analysis.

scry

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