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CVE-2020-9201

There is an out-of-bounds read vulnerability in some versions of NIP6800, Secospace USG6600 and USG9500. The software reads data past the…

Description

There is an out-of-bounds read vulnerability in some versions of NIP6800, Secospace USG6600 and USG9500. The software reads data past the end of the intended buffer when parsing DHCP messages including crafted parameter. Successful exploit could cause certain service abnormal.

Timeline

  1. ID reserved

    By huawei

  2. · 10 months later

    Published

  3. · 4 years later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2020-9201, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1Medium6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.32% · top 74% of all CVEs (11 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Affected products

  • NIP6800;Secospace USG6600;USG9500

    • affected V500R001C30,V500R001C60SPC500,V500R005C00
    • affected V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .