CVE-2018-7977 — There is an information leakage vulnerability on several Huawei products

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HIGH

There is an information leakage vulnerability on several Huawei products

Published Nov 27, 2018

7.5

HIGH

CVSS 3.0

EPSS 0.98%

Description

There is an information leakage vulnerability on several Huawei products. Due to insufficient communication protection for specific services, a remote, unauthorized attacker can exploit this vulnerability to connect to specific services to obtain additional information. Successful exploitation of this vulnerability can lead to information leakage.

Affected products

Vendor Huawei Technologies Co., Ltd. Product FusionSphere OpenStack Default
n/a
- Version
  V100R006C00
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Huawei Technologies Co., Ltd.

FusionSphere OpenStack

n/a

Version	Status	Constraints
V100R006C00	affected	-

Remediation

No remediation recorded yet.

Metrics

0.98% 0.00976

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00976

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.98% (0.00976)	60.73th	v5 (v2026.06.15)
Sep 20, 2026	0.98% (0.00976)	60.59th	v5 (v2026.06.15)
Jul 20, 2024	0.13% (0.00133)	48.92th	v3 (v2023.03.01)
Sep 3, 2023	0.13% (0.00131)	47.27th	v3 (v2023.03.01)
Mar 7, 2023	0.17% (0.00168)	51.99th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.42% (0.00416)	10.04th	v5 (v2026.06.15)
Apr 14, 2021	0.42% (0.00416)	0.00th	v1