CVE-2020-1881

mediumpriority · track · 30EPSS 0.008 · 56 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.79% (56th) EPSS

CVSS 5 · medium

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

NIP6800;Secospace USG6600;USG9500 products with versions of V500R001C30; V500R001C60SPC500; V500R005C00SPC100 have have a resource management error vulnerability. An attacker needs to perform specific operations to trigger a function of the affected device. Due to improper resource management of the function, the vulnerability can be exploited to cause service abnormal on affected devices.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-400US

affected products (11)

Products and version ranges known to be affected.

n/a NIP6800;Secospace USG6600;USG9500≤ V500R001C30enisa_euvdEU
n/a NIP6800;Secospace USG6600;USG9500≤ V500R001C30SPC200,V500R001C30SPC600enisa_euvdEU
Huawei Technologies Co., Ltd. Huawei NIP6800≤ V500R001C30fstec_bduRU
Huawei Technologies Co., Ltd. Huawei Secospace USG6600≤ V500R001C60SPC500fstec_bduRU
Huawei Technologies Co., Ltd. USG9500≤ V500R005C00SPC100fstec_bduRU
huawei nip6800 firmware= v500r001c30nvdUScpe:2.3:o:huawei:nip6800_firmware:*:*:*:*:*:*:*:*
huawei oceanstor 5310 firmware= v500r007c60spc100nvdUScpe:2.3:o:huawei:oceanstor_5310_firmware:*:*:*:*:*:*:*:*
huawei secospace usg6600 firmware= v500r001c30spc200nvdUScpe:2.3:o:huawei:secospace_usg6600_firmware:*:*:*:*:*:*:*:*
huawei secospace usg6600 firmware= v500r001c30spc600nvdUScpe:2.3:o:huawei:secospace_usg6600_firmware:*:*:*:*:*:*:*:*
huawei usg9500 firmware= v500r001c30spc200nvdUScpe:2.3:o:huawei:usg9500_firmware:*:*:*:*:*:*:*:*
huawei usg9500 firmware= v500r001c30spc600nvdUScpe:2.3:o:huawei:usg9500_firmware:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2020-02-28modified 2026-06-17

references (8)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan