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Vulnerability · Published Jan 13, 2021 · Assigned by huawei

CVE-2020-1866

Medium 6.5

In plain English

A medium-severity security flaw in NIP6800;S12700;S2700;S5700;S6700;S7700;S9700;Secospace USG6600;USG9500. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).

Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)0.4%top 70.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

There is an out-of-bounds read vulnerability in several products. The software reads data past the end of the intended buffer when parsing certain crafted DHCP messages. Successful exploit could cause certain service abnormal. Affected product versions include:NIP6800 versions V500R001C30,V500R001C60SPC500,V500R005C00;S12700 versions V200R008C00;S2700 versions V200R008C00;S5700 versions V200R008C00;S6700 versions V200R008C00;S7700 versions V200R008C00;S9700 versions V200R008C00;Secospace USG6600 versions V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00;USG9500 versions V500R001C30SPC300,V500R001C30SPC600,V500R001C60SPC500,V500R005C00.

Affected products (as reported)

VendorProductVersions
n/a NIP6800;S12700;S2700;S5700;S6700;S7700;S9700;Secospace USG6600;USG9500 V500R001C30,V500R001C60SPC500,V500R005C00V200R008C00V500R001C30SPC200,V500R001C30SPC600,V500R001C60SPC500,V500R005C00V500R001C30SPC300,V500R001C30SPC600,V500R001C60SPC500,V500R005C00

References