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Usg9500 Firmware CVE-2016-4577

HIGH
Buffer Overflow (CWE-119)
2016-05-23 cve@mitre.org
Denial Of Service RCE Buffer Overflow Huawei Usg9500 Firmware Ngfw Module Firmware Secospace Usg6300 Firmware Secospace Usg6600 Firmware Secospace Usg6500 Firmware
7.5
CVSS 3.0 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
May 23, 2016 - 19:59 cve.org
HIGH 7.5

DescriptionCVE.org

Buffer overflow in the Smart DNS functionality in the Huawei NGFW Module and Secospace USG6300, USG6500, USG6600, and USG9500 firewalls with software before V500R001C20SPC100 allows remote attackers to cause a denial of service or execute arbitrary code via a crafted packet, related to "illegitimate parameters."

AnalysisAI

Buffer overflow in the Smart DNS functionality in the Huawei NGFW Module and Secospace USG6300, USG6500, USG6600, and USG9500 firewalls with software before V500R001C20SPC100 allows remote attackers. Rated high severity (CVSS 7.5), this vulnerability is no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. Buffer overflow in the Smart DNS functionality in the Huawei NGFW Module and Secospace USG6300, USG6500, USG6600, and USG9500 firewalls with software before V500R001C20SPC100 allows remote attackers to cause a denial of service or execute arbitrary code via a crafted packet, related to "illegitimate parameters." Affected products include: Huawei Usg9500 Firmware, Huawei Ngfw Module Firmware, Huawei Secospace Usg6300 Firmware, Huawei Secospace Usg6600 Firmware, Huawei Secospace Usg6500 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.

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CVE-2016-4577 vulnerability details – vuln.today
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