What is the CVSS score of CVE-2017-15324?

CVE-2017-15324 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

S5700 Firmware CVE-2017-15324

HIGH

Improper Input Validation (CWE-20)

2017-12-22 psirt@huawei.com

Huawei Information Disclosure S5700 Firmware S6700 Firmware

7.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Dec 22, 2017 - 17:29 cve.org

HIGH 7.5

DescriptionCVE.org

Huawei S5700 and S6700 with software of V200R005C00 have a DoS vulnerability due to insufficient validation of the Network Quality Analysis (NQA) packets. A remote attacker could exploit this vulnerability by sending malformed NQA packets to the target device. Successful exploitation could make the device restart.

AnalysisAI

Huawei S5700 and S6700 with software of V200R005C00 have a DoS vulnerability due to insufficient validation of the Network Quality Analysis (NQA) packets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. Huawei S5700 and S6700 with software of V200R005C00 have a DoS vulnerability due to insufficient validation of the Network Quality Analysis (NQA) packets. A remote attacker could exploit this vulnerability by sending malformed NQA packets to the target device. Successful exploitation could make the device restart. Affected products include: Huawei S5700 Firmware, Huawei S6700 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.