SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-22293

Some Huawei products have an inconsistent interpretation of HTTP requests vulnerability.

HIGH 7.5EPSS 0.91%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Some Huawei products have an inconsistent interpretation of HTTP requests vulnerability. Attackers can exploit this vulnerability to cause information leak. Affected product versions include: CampusInsight versions V100R019C10; ManageOne versions 6.5.1.1, 6.5.1.SPC100, 6.5.1.SPC200, 6.5.1RC1, 6.5.1RC2, 8.0.RC2. Affected product versions include: Taurus-AL00A versions 10.0.0.1(C00E1R1P1).

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.91% probability · 60th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-444
Affected
huawei/campusinsight · huawei/manageone · huawei/taurus-al00a firmware
Source
psirt@huawei.com
EPSS trend
0%3%5%26 October 2026: 0.91%26 October 202626 October 2026

EPSS 0.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.