What is CVE-2015-7843?

CVE-2015-7843 is a high-severity vulnerability in Huawei Fusionserver Ch121 V3, classified under CWE-254. CVSS score: 8.8/10. Published 2017-10-03.

How severe is CVE-2015-7843?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Huawei Fusionserver Ch121 V3

CVE-2015-7843

The management interface on Huawei FusionServer rack servers RH2288 V3 with software before V100R003C00SPC603, RH2288H V3 with software before V100R003C00SPC503, XH628 V3 with software before V100R003C00SPC602, RH1288 V3 with software before V100R003C00SPC602, RH2288A V2 with software before V100R002C00SPC701, RH1288A V2 with software before V100R002C00SPC502, RH8100 V3 with software before V100R003C00SPC110, CH222 V3 with software before V100R001C00SPC161, CH220 V3 with software before V100R001C00SPC161, and CH121 V3 with software before V100R001C00SPC161 does not limit the number of query attempts, which allows remote authenticated users to obtain credentials of higher-level users via a brute force attack.

Published 2017-10-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (59.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Huawei Fusionserver Ch121 V3 — versions v100r001c00
Huawei Fusionserver Ch220 V3 — versions v100r001c00
Huawei Fusionserver Ch222 V3 — versions v100r001c00
Huawei Fusionserver Rh1288a V2 — versions v100r002c00
Huawei Fusionserver Rh1288 V3 — versions v100r003c00spc100
Huawei Fusionserver Rh2288a V2 — versions v100r002c00
Huawei Fusionserver Rh2288h V3 — versions v100r003c00
Huawei Fusionserver Rh2288 V3 — versions v100r003c00
Huawei Fusionserver Rh8100 V3 — versions v100r003c00
Huawei Fusionserver Xh628 V3 — versions v100r003c00

Weakness classification (CWE)

CWE-254

References

www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-454… (Vendor Advisory)
www.securityfocus.com/bid/76836 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2015-7843?: CVE-2015-7843 is a high-severity vulnerability in Huawei Fusionserver Ch121 V3, classified under CWE-254. CVSS score: 8.8/10. Published 2017-10-03.
How severe is CVE-2015-7843?: High severity. CVSS v3 base score is 8.8 out of 10.