How severe is CVE-2015-7844?

CVE-2015-7844 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2015-7844 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-7844?

CVE-2015-7844 primarily affects Huawei Fusionaccess. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-7844?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-7844 published?

CVE-2015-7844 was published on 2017-04-02 and last updated on 2026-06-17.

CVE-2015-7844

CVE-2015-7844 is a high-severity vulnerability in Huawei Fusionaccess with a CVSS 3.x base score of 7.5. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Huawei Fusionaccess
Published: 2017-04-02
Last modified: 2026-06-17

Description

Huawei FusionAccess with software V100R005C10,V100R005C20 could allow attackers to craft and send a malformed HDP protocol packet to cause the virtual cloud desktop to be displaying an error and not usable.

Frequently asked questions

What is CVE-2015-7844?: Huawei FusionAccess with software V100R005C10,V100R005C20 could allow attackers to craft and send a malformed HDP protocol packet to cause the virtual cloud desktop to be displaying an error and not usable.
How severe is CVE-2015-7844?: CVE-2015-7844 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2015-7844 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-7844?: CVE-2015-7844 primarily affects Huawei Fusionaccess. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-7844?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-7844 published?: CVE-2015-7844 was published on 2017-04-02 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/hw-453537

Affected products (2)

cpe:2.3:a:huawei:fusionaccess:v100r005c10:*:*:*:*:*:*:*
cpe:2.3:a:huawei:fusionaccess:v100r005c20:*:*:*:*:*:*:*

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