How severe is CVE-2017-2720?

CVE-2017-2720 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2017-2720 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2720?

CVE-2017-2720 affects Huawei Fusionsphere Openstack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-2720?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-2720 published?

CVE-2017-2720 was published on 2017-11-22 and last updated on 2026-06-17.

CVE-2017-2720

CVE-2017-2720 is a medium-severity vulnerability in Huawei Fusionsphere Openstack with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Huawei Fusionsphere Openstack
Published: 2017-11-22
Last modified: 2026-06-17

Description

FusionSphere OpenStack V100R006C00 has an information exposure vulnerability. The software uses hard-coded cryptographic key to encrypt messages between certain components, which significantly increases the possibility that encrypted data may be recovered and results in information exposure.

Frequently asked questions

What is CVE-2017-2720?: FusionSphere OpenStack V100R006C00 has an information exposure vulnerability. The software uses hard-coded cryptographic key to encrypt messages between certain components, which significantly increases the possibility that encrypted data may be recovered and results in information exposure.
How severe is CVE-2017-2720?: CVE-2017-2720 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2017-2720 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2720?: CVE-2017-2720 affects Huawei Fusionsphere Openstack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-2720?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-2720 published?: CVE-2017-2720 was published on 2017-11-22 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-fusionsphere-en

Affected products (1)

cpe:2.3:o:huawei:fusionsphere_openstack:v100r006c00:*:*:*:*:*:*:*

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